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In the mid 1900s , people were startled to see the Cuyahoga River in Cleveland , Ohio , burst into flames !
TQA:T_0441_0
9
see
true
see
[ "who", "_", "_", "saw", "something", "_", "_", "?" ]
[ "people" ]
[ [ 5, 6 ] ]
Nothing could live in it .
TQA:T_0441_2
2
live
true
live
[ "what", "can", "_", "live", "_", "_", "somewhere", "?" ]
[ "Nothing" ]
[ [ 0, 1 ] ]
Nothing could live in it .
TQA:T_0441_2
2
live
true
live
[ "where", "can", "something", "live", "_", "_", "_", "?" ]
[ "in it" ]
[ [ 3, 5 ] ]
You can see the Cuyahoga River in Figure 21.16
TQA:T_0441_3
2
see
true
see
[ "what", "can", "someone", "see", "_", "_", "_", "?" ]
[ "the Cuyahoga River" ]
[ [ 3, 6 ] ]
You can see the Cuyahoga River in Figure 21.16
TQA:T_0441_3
2
see
true
see
[ "where", "can", "someone", "see", "something", "_", "_", "?" ]
[ "in Figure 21.16" ]
[ [ 6, 9 ] ]
You can see the Cuyahoga River in Figure 21.16
TQA:T_0441_3
2
see
true
see
[ "who", "can", "_", "see", "something", "_", "_", "?" ]
[ "You" ]
[ [ 0, 1 ] ]
Disasters such as rivers burning led to new U.S. laws to protect the water .
TQA:T_0442_0
4
burning
true
burn
[ "what", "was", "_", "burning", "_", "_", "_", "?" ]
[ "rivers" ]
[ [ 3, 4 ] ]
Disasters such as rivers burning led to new U.S. laws to protect the water .
TQA:T_0442_0
5
led
true
lead
[ "what", "did", "something", "lead", "_", "to", "_", "?" ]
[ "new U.S. laws", "U.S. laws to protect the water" ]
[ [ 7, 10 ], [ 8, 14 ] ]
Disasters such as rivers burning led to new U.S. laws to protect the water .
TQA:T_0442_0
5
led
true
lead
[ "what", "_", "_", "led", "_", "to", "something", "?" ]
[ "rivers burning", "Disasters such as rivers burning" ]
[ [ 3, 5 ], [ 0, 5 ] ]
Disasters such as rivers burning led to new U.S. laws to protect the water .
TQA:T_0442_0
5
led
true
lead
[ "why", "did", "something", "lead", "_", "to", "something", "?" ]
[ "Disasters", "to protect the water" ]
[ [ 0, 1 ], [ 10, 14 ] ]
Disasters such as rivers burning led to new U.S. laws to protect the water .
TQA:T_0442_0
11
protect
true
protect
[ "what", "should", "_", "protect", "something", "_", "_", "?" ]
[ "new U.S. laws", "U.S. laws" ]
[ [ 7, 10 ], [ 8, 10 ] ]
Disasters such as rivers burning led to new U.S. laws to protect the water .
TQA:T_0442_0
11
protect
true
protect
[ "what", "should", "something", "protect", "_", "_", "_", "?" ]
[ "the water" ]
[ [ 12, 14 ] ]
For example , the Environmental Protection Agency -LRB- EPA -RRB- was established , and the Clean Water Act was passed .
TQA:T_0442_1
11
established
true
establish
[ "what", "was", "_", "established", "_", "_", "_", "?" ]
[ "the Environmental Protection Agency -LRB- EPA -RRB-" ]
[ [ 3, 10 ] ]
For example , the Environmental Protection Agency -LRB- EPA -RRB- was established , and the Clean Water Act was passed .
TQA:T_0442_1
19
passed
true
pass
[ "what", "was", "_", "passed", "_", "_", "_", "?" ]
[ "the Clean Water Act", "Clean Water Act" ]
[ [ 14, 18 ], [ 15, 18 ] ]
Now , water is routinely tested .
TQA:T_0442_2
5
tested
true
test
[ "what", "is", "_", "tested", "_", "_", "_", "?" ]
[ "water" ]
[ [ 2, 3 ] ]
Pollution is tracked to its source , and polluters are forced to fix the problem and clean up the pollution .
TQA:T_0442_3
2
tracked
true
track
[ "what", "is", "_", "tracked", "_", "_", "_", "?" ]
[ "Pollution" ]
[ [ 0, 1 ] ]
Pollution is tracked to its source , and polluters are forced to fix the problem and clean up the pollution .
TQA:T_0442_3
2
tracked
true
track
[ "where", "is", "something", "tracked", "_", "_", "_", "?" ]
[ "to its source" ]
[ [ 3, 6 ] ]
Pollution is tracked to its source , and polluters are forced to fix the problem and clean up the pollution .
TQA:T_0442_3
2
tracked
true
track
[ "why", "is", "something", "tracked", "_", "_", "somewhere", "?" ]
[ "polluters are forced to fix the problem and clean up the pollution", "to fix the problem and clean up the pollution" ]
[ [ 8, 20 ], [ 11, 20 ] ]
Pollution is tracked to its source , and polluters are forced to fix the problem and clean up the pollution .
TQA:T_0442_3
10
forced
true
force
[ "what", "is", "_", "forced", "_", "_", "_", "?" ]
[ "to fix the problem and clean up the pollution", "fix the problem and clean up the pollution" ]
[ [ 11, 20 ], [ 12, 20 ] ]
Pollution is tracked to its source , and polluters are forced to fix the problem and clean up the pollution .
TQA:T_0442_3
10
forced
true
force
[ "who", "is", "_", "forced", "_", "_", "_", "?" ]
[ "polluters" ]
[ [ 8, 9 ] ]
Pollution is tracked to its source , and polluters are forced to fix the problem and clean up the pollution .
TQA:T_0442_3
12
fix
true
fix
[ "what", "does", "someone", "fix", "_", "_", "_", "?" ]
[ "the problem" ]
[ [ 13, 15 ] ]
Pollution is tracked to its source , and polluters are forced to fix the problem and clean up the pollution .
TQA:T_0442_3
12
fix
true
fix
[ "who", "_", "_", "fixes", "something", "_", "_", "?" ]
[ "polluters" ]
[ [ 8, 9 ] ]
They are also fined .
TQA:T_0442_4
3
fined
true
fine
[ "what", "is", "_", "fined", "_", "_", "_", "?" ]
[ "They" ]
[ [ 0, 1 ] ]
These consequences have led industries , agriculture , and communities to pollute the water much less than before .
TQA:T_0442_5
3
led
true
lead
[ "what", "has", "_", "led", "_", "to", "something", "?" ]
[ "These consequences", "consequences" ]
[ [ 0, 2 ], [ 1, 2 ] ]
These consequences have led industries , agriculture , and communities to pollute the water much less than before .
TQA:T_0442_5
3
led
true
lead
[ "what", "has", "something", "led", "_", "to", "_", "?" ]
[ "pollute the water much less than before", "industries , agriculture , and communities to pollute the water much less than before" ]
[ [ 11, 18 ], [ 4, 18 ] ]
These consequences have led industries , agriculture , and communities to pollute the water much less than before .
TQA:T_0442_5
11
pollute
true
pollute
[ "what", "is", "_", "polluted", "_", "_", "_", "?" ]
[ "water", "the water" ]
[ [ 13, 14 ], [ 12, 14 ] ]
These consequences have led industries , agriculture , and communities to pollute the water much less than before .
TQA:T_0442_5
11
pollute
true
pollute
[ "who", "is", "_", "polluting", "something", "_", "_", "?" ]
[ "communities", "agriculture", "industries", "industries , agriculture , and communities" ]
[ [ 9, 10 ], [ 6, 7 ], [ 4, 5 ], [ 4, 10 ] ]
Most water pollution comes from industry , agriculture , and municipal sources .
TQA:T_0443_0
3
comes
true
come
[ "what", "_", "_", "comes", "_", "from", "something", "?" ]
[ "pollution", "Most water pollution", "water pollution" ]
[ [ 2, 3 ], [ 0, 3 ], [ 1, 3 ] ]
Most water pollution comes from industry , agriculture , and municipal sources .
TQA:T_0443_0
3
comes
true
come
[ "what", "does", "something", "come", "_", "from", "_", "?" ]
[ "sources", "industry , agriculture , and municipal sources" ]
[ [ 11, 12 ], [ 5, 12 ] ]
Homes are part of the municipal source and the individuals and families that live in them can pollute the water supply .
TQA:T_0443_1
13
live
true
live
[ "where", "is", "someone", "living", "_", "_", "_", "?" ]
[ "Homes", "them", "in them" ]
[ [ 0, 1 ], [ 15, 16 ], [ 14, 16 ] ]
Homes are part of the municipal source and the individuals and families that live in them can pollute the water supply .
TQA:T_0443_1
13
live
true
live
[ "who", "is", "_", "living", "_", "_", "_", "?" ]
[ "families", "individuals and families", "individuals" ]
[ [ 11, 12 ], [ 9, 12 ], [ 9, 10 ] ]
Homes are part of the municipal source and the individuals and families that live in them can pollute the water supply .
TQA:T_0443_1
17
pollute
true
pollute
[ "what", "is", "_", "polluted", "_", "_", "_", "?" ]
[ "the water supply" ]
[ [ 18, 21 ] ]
Homes are part of the municipal source and the individuals and families that live in them can pollute the water supply .
TQA:T_0443_1
17
pollute
true
pollute
[ "who", "is", "_", "polluting", "_", "_", "_", "?" ]
[ "individuals and families", "the individuals and families" ]
[ [ 9, 12 ], [ 8, 12 ] ]
Or grow plants that can thrive on their own without any extra help .
TQA:T_0443_11
1
grow
true
grow
[ "what", "can", "_", "grow", "_", "_", "_", "?" ]
[ "plants" ]
[ [ 2, 3 ] ]
Or grow plants that can thrive on their own without any extra help .
TQA:T_0443_11
5
thrive
true
thrive
[ "how", "can", "something", "thrive", "_", "_", "_", "?" ]
[ "on their own without any extra help" ]
[ [ 6, 13 ] ]
Or grow plants that can thrive on their own without any extra help .
TQA:T_0443_11
5
thrive
true
thrive
[ "what", "can", "_", "thrive", "_", "_", "_", "?" ]
[ "plants" ]
[ [ 2, 3 ] ]
A steady drip of oil from an engine can quickly add up to gallons .
TQA:T_0443_13
10
add
true
add
[ "what", "can", "_", "added", "_", "up to", "something", "?" ]
[ "A steady drip of oil from an engine", "drip of oil", "A steady drip of oil" ]
[ [ 0, 8 ], [ 2, 5 ], [ 0, 5 ] ]
A steady drip of oil from an engine can quickly add up to gallons .
TQA:T_0443_13
10
add
true
add
[ "what", "can", "something", "added", "_", "up to", "_", "?" ]
[ "gallons" ]
[ [ 13, 14 ] ]
When the oil washes off driveways and streets it can end up in storm drains and pollute the water supply .
TQA:T_0443_14
3
washes
true
wash
[ "what", "_", "_", "washes", "_", "off", "something", "?" ]
[ "oil", "the oil" ]
[ [ 2, 3 ], [ 1, 3 ] ]
When the oil washes off driveways and streets it can end up in storm drains and pollute the water supply .
TQA:T_0443_14
3
washes
true
wash
[ "where", "does", "something", "wash", "_", "off", "_", "?" ]
[ "off driveways and streets", "driveways and streets" ]
[ [ 4, 8 ], [ 5, 8 ] ]
When the oil washes off driveways and streets it can end up in storm drains and pollute the water supply .
TQA:T_0443_14
10
end
true
end
[ "what", "can", "_", "end", "_", "up in", "something", "?" ]
[ "oil", "it", "the oil" ]
[ [ 2, 3 ], [ 8, 9 ], [ 1, 3 ] ]
When the oil washes off driveways and streets it can end up in storm drains and pollute the water supply .
TQA:T_0443_14
10
end
true
end
[ "what", "can", "something", "end", "_", "up in", "_", "?" ]
[ "storm drains" ]
[ [ 13, 15 ] ]
When the oil washes off driveways and streets it can end up in storm drains and pollute the water supply .
TQA:T_0443_14
14
drains
true
drain
[ "what", "_", "_", "drains", "_", "_", "_", "?" ]
[ "storm" ]
[ [ 13, 14 ] ]
When the oil washes off driveways and streets it can end up in storm drains and pollute the water supply .
TQA:T_0443_14
16
pollute
true
pollute
[ "what", "can", "_", "pollute", "something", "_", "_", "?" ]
[ "oil" ]
[ [ 2, 3 ] ]
When the oil washes off driveways and streets it can end up in storm drains and pollute the water supply .
TQA:T_0443_14
16
pollute
true
pollute
[ "what", "can", "something", "pollute", "_", "_", "_", "?" ]
[ "the water supply", "water", "water supply" ]
[ [ 17, 20 ], [ 18, 19 ], [ 18, 20 ] ]
Dont let pet litter or pet wastes get into the water supply -LRB- see Figure 21.17 -RRB- .
TQA:T_0443_15
1
let
true
let
[ "what", "can't", "_", "let", "_", "into", "something", "?" ]
[ "pet litter", "pet wastes", "pet litter or pet wastes" ]
[ [ 2, 4 ], [ 5, 7 ], [ 2, 7 ] ]
Dont let pet litter or pet wastes get into the water supply -LRB- see Figure 21.17 -RRB- .
TQA:T_0443_15
1
let
true
let
[ "where", "can't", "something", "let", "_", "_", "_", "?" ]
[ "into the water supply" ]
[ [ 8, 12 ] ]
Dont let pet litter or pet wastes get into the water supply -LRB- see Figure 21.17 -RRB- .
TQA:T_0443_15
7
get
true
get
[ "what", "shouldn't", "_", "get", "_", "into", "something", "?" ]
[ "pet litter", "pet litter or pet wastes", "pet wastes" ]
[ [ 2, 4 ], [ 2, 7 ], [ 5, 7 ] ]
Dont let pet litter or pet wastes get into the water supply -LRB- see Figure 21.17 -RRB- .
TQA:T_0443_15
7
get
true
get
[ "what", "shouldn't", "something", "get", "_", "into", "_", "?" ]
[ "the water supply" ]
[ [ 9, 12 ] ]
Dont let pet litter or pet wastes get into the water supply -LRB- see Figure 21.17 -RRB- .
TQA:T_0443_15
13
see
true
see
[ "what", "might", "_", "seen", "_", "_", "_", "?" ]
[ "Figure 21.17" ]
[ [ 14, 16 ] ]
The nitrogen they contain can cause overgrowth of algae .
TQA:T_0443_16
3
contain
true
contain
[ "what", "_", "_", "contains", "something", "_", "_", "?" ]
[ "they" ]
[ [ 2, 3 ] ]
The nitrogen they contain can cause overgrowth of algae .
TQA:T_0443_16
3
contain
true
contain
[ "what", "does", "something", "contain", "_", "_", "_", "?" ]
[ "nitrogen" ]
[ [ 1, 2 ] ]
The nitrogen they contain can cause overgrowth of algae .
TQA:T_0443_16
5
cause
true
cause
[ "what", "can", "_", "cause", "something", "_", "_", "?" ]
[ "nitrogen", "The nitrogen they contain", "nitrogen they contain" ]
[ [ 1, 2 ], [ 0, 4 ], [ 1, 4 ] ]
The nitrogen they contain can cause overgrowth of algae .
TQA:T_0443_16
5
cause
true
cause
[ "what", "can", "something", "cause", "_", "_", "_", "?" ]
[ "overgrowth of algae" ]
[ [ 6, 9 ] ]
The wastes may also contain bacteria and other causes of disease .
TQA:T_0443_17
4
contain
true
contain
[ "what", "might", "_", "contain", "something", "_", "_", "?" ]
[ "The wastes" ]
[ [ 0, 2 ] ]
The wastes may also contain bacteria and other causes of disease .
TQA:T_0443_17
4
contain
true
contain
[ "what", "might", "something", "contain", "_", "_", "_", "?" ]
[ "bacteria and other causes of disease" ]
[ [ 5, 11 ] ]
What can you do to reduce water pollution ?
TQA:T_0443_2
3
do
true
do
[ "what", "can", "someone", "do", "_", "_", "_", "?" ]
[ "What", "reduce water pollution" ]
[ [ 0, 1 ], [ 5, 8 ] ]
What can you do to reduce water pollution ?
TQA:T_0443_2
3
do
true
do
[ "who", "can", "_", "doing", "something", "_", "_", "?" ]
[ "you" ]
[ [ 2, 3 ] ]
What can you do to reduce water pollution ?
TQA:T_0443_2
5
reduce
true
reduce
[ "what", "is", "someone", "reducing", "_", "_", "_", "?" ]
[ "water pollution" ]
[ [ 6, 8 ] ]
What can you do to reduce water pollution ?
TQA:T_0443_2
5
reduce
true
reduce
[ "who", "is", "_", "reducing", "something", "_", "_", "?" ]
[ "you" ]
[ [ 2, 3 ] ]
Read the tips below .
TQA:T_0443_3
0
Read
true
read
[ "what", "should", "someone", "read", "_", "_", "_", "?" ]
[ "the tips", "the tips below" ]
[ [ 1, 3 ], [ 1, 4 ] ]
Read the tips below .
TQA:T_0443_3
0
Read
true
read
[ "when", "should", "someone", "read", "something", "_", "_", "?" ]
[ "below" ]
[ [ 3, 4 ] ]
Properly dispose of motor oil and household chemicals .
TQA:T_0443_4
1
dispose
true
dispose
[ "what", "should", "_", "disposed", "_", "_", "_", "?" ]
[ "motor oil and household chemicals" ]
[ [ 3, 8 ] ]
Never pour them down the drain .
TQA:T_0443_5
1
pour
true
pour
[ "what", "might", "_", "poured", "_", "_", "_", "?" ]
[ "them" ]
[ [ 2, 3 ] ]
Never pour them down the drain .
TQA:T_0443_5
1
pour
true
pour
[ "when", "might", "something", "poured", "_", "_", "somewhere", "?" ]
[ "Never" ]
[ [ 0, 1 ] ]
Never pour them down the drain .
TQA:T_0443_5
1
pour
true
pour
[ "where", "might", "something", "poured", "_", "_", "_", "?" ]
[ "down the drain" ]
[ [ 3, 6 ] ]
Also , dont let them spill on the ground .
TQA:T_0443_6
3
let
true
let
[ "what", "is", "_", "let", "_", "_", "_", "?" ]
[ "them", "spill" ]
[ [ 4, 5 ], [ 5, 6 ] ]
Also , dont let them spill on the ground .
TQA:T_0443_6
3
let
true
let
[ "where", "is", "something", "let", "_", "_", "_", "?" ]
[ "on the ground" ]
[ [ 6, 9 ] ]
Also , dont let them spill on the ground .
TQA:T_0443_6
5
spill
true
spill
[ "what", "might", "_", "spill", "_", "_", "_", "?" ]
[ "them" ]
[ [ 4, 5 ] ]
Also , dont let them spill on the ground .
TQA:T_0443_6
5
spill
true
spill
[ "where", "might", "something", "spill", "_", "_", "_", "?" ]
[ "on the ground" ]
[ [ 6, 9 ] ]
This keeps them out of storm sewers and bodies of water .
TQA:T_0443_7
1
keeps
true
keep
[ "where", "is", "something", "kept", "_", "out of", "_", "?" ]
[ "storm sewers and bodies of water", "out of storm sewers and bodies of water" ]
[ [ 5, 11 ], [ 3, 11 ] ]
Water treatment is a series of processes that remove unwanted substances from water .
TQA:T_0444_0
8
remove
true
remove
[ "what", "does", "something", "remove", "_", "_", "_", "?" ]
[ "unwanted substances" ]
[ [ 9, 11 ] ]
Water treatment is a series of processes that remove unwanted substances from water .
TQA:T_0444_0
8
remove
true
remove
[ "what", "_", "_", "removes", "something", "_", "_", "?" ]
[ "Water treatment" ]
[ [ 0, 2 ] ]
Water treatment is a series of processes that remove unwanted substances from water .
TQA:T_0444_0
8
remove
true
remove
[ "where", "does", "something", "remove", "something", "_", "_", "?" ]
[ "from water", "water" ]
[ [ 11, 13 ], [ 12, 13 ] ]
The goal of water treatment is to make the water safe to return to the natural environment or to the human water supply .
TQA:T_0444_1
7
make
true
make
[ "what", "does", "something", "make", "_", "_", "_", "?" ]
[ "the water safe", "the water safe to return to the natural environment or to the human water supply" ]
[ [ 8, 11 ], [ 8, 23 ] ]
The goal of water treatment is to make the water safe to return to the natural environment or to the human water supply .
TQA:T_0444_1
7
make
true
make
[ "what", "_", "_", "makes", "something", "_", "_", "?" ]
[ "water treatment" ]
[ [ 3, 5 ] ]
The goal of water treatment is to make the water safe to return to the natural environment or to the human water supply .
TQA:T_0444_1
12
return
true
return
[ "what", "is", "_", "returning", "_", "_", "somewhere", "?" ]
[ "water", "the water" ]
[ [ 9, 10 ], [ 8, 10 ] ]
The goal of water treatment is to make the water safe to return to the natural environment or to the human water supply .
TQA:T_0444_1
12
return
true
return
[ "where", "is", "something", "returning", "_", "_", "_", "?" ]
[ "to the natural environment", "to the natural environment or to the human water supply", "to the natural environment or to the human water supply ." ]
[ [ 13, 17 ], [ 13, 23 ], [ 13, 24 ] ]
The water is moved to tanks .
TQA:T_0444_10
3
moved
true
move
[ "what", "_", "_", "moved", "_", "_", "somewhere", "?" ]
[ "The water", "water" ]
[ [ 0, 2 ], [ 1, 2 ] ]
The water is moved to tanks .
TQA:T_0444_10
3
moved
true
move
[ "where", "did", "something", "move", "_", "_", "_", "?" ]
[ "to tanks", "tanks" ]
[ [ 4, 6 ], [ 5, 6 ] ]
The clumped solids sink to the bottom of the water .
TQA:T_0444_11
3
sink
true
sink
[ "what", "_", "_", "sinks", "_", "_", "_", "?" ]
[ "The clumped solids" ]
[ [ 0, 3 ] ]
The clumped solids sink to the bottom of the water .
TQA:T_0444_11
3
sink
true
sink
[ "where", "does", "something", "sink", "_", "_", "_", "?" ]
[ "to the bottom of the water", "the bottom of the water" ]
[ [ 4, 10 ], [ 5, 10 ] ]
This is called sedimentation .
TQA:T_0444_12
2
called
true
call
[ "what", "is", "_", "called", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This is called sedimentation .
TQA:T_0444_12
2
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "sedimentation" ]
[ [ 3, 4 ] ]
The water is passed through filters that remove smaller particles from the water .
TQA:T_0444_14
3
passed
true
pass
[ "what", "is", "_", "passed", "_", "through", "something", "?" ]
[ "The water", "water" ]
[ [ 0, 2 ], [ 1, 2 ] ]
The water is passed through filters that remove smaller particles from the water .
TQA:T_0444_14
3
passed
true
pass
[ "what", "is", "something", "passed", "_", "through", "_", "?" ]
[ "through filters", "filters" ]
[ [ 4, 6 ], [ 5, 6 ] ]
The water is passed through filters that remove smaller particles from the water .
TQA:T_0444_14
7
remove
true
remove
[ "what", "does", "something", "remove", "something", "from", "_", "?" ]
[ "the water", "from the water" ]
[ [ 11, 13 ], [ 10, 13 ] ]
The water is passed through filters that remove smaller particles from the water .
TQA:T_0444_14
7
remove
true
remove
[ "what", "does", "something", "remove", "_", "_", "_", "?" ]
[ "smaller particles" ]
[ [ 8, 10 ] ]
The water is passed through filters that remove smaller particles from the water .
TQA:T_0444_14
7
remove
true
remove
[ "what", "_", "_", "removes", "something", "_", "_", "?" ]
[ "water", "filters" ]
[ [ 1, 2 ], [ 5, 6 ] ]
This is called filtration .
TQA:T_0444_15
2
called
true
call
[ "what", "is", "_", "called", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This is called filtration .
TQA:T_0444_15
2
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "filtration" ]
[ [ 3, 4 ] ]
Chlorine is added to the water to kill bacteria and other microbes .
TQA:T_0444_17
2
added
true
add
[ "what", "is", "_", "added", "_", "to", "something", "?" ]
[ "Chlorine" ]
[ [ 0, 1 ] ]
Chlorine is added to the water to kill bacteria and other microbes .
TQA:T_0444_17
2
added
true
add
[ "what", "is", "something", "added", "_", "to", "_", "?" ]
[ "the water", "water" ]
[ [ 4, 6 ], [ 5, 6 ] ]
Chlorine is added to the water to kill bacteria and other microbes .
TQA:T_0444_17
2
added
true
add
[ "why", "is", "something", "added", "_", "to", "something", "?" ]
[ "to kill bacteria and other microbes" ]
[ [ 6, 12 ] ]
Chlorine is added to the water to kill bacteria and other microbes .
TQA:T_0444_17
7
kill
true
kill
[ "how", "is", "something", "killing", "something", "_", "_", "?" ]
[ "added to" ]
[ [ 2, 4 ] ]
Chlorine is added to the water to kill bacteria and other microbes .
TQA:T_0444_17
7
kill
true
kill
[ "what", "is", "_", "killing", "something", "_", "_", "?" ]
[ "Chlorine" ]
[ [ 0, 1 ] ]
Chlorine is added to the water to kill bacteria and other microbes .
TQA:T_0444_17
7
kill
true
kill
[ "what", "will", "_", "killed", "_", "_", "_", "?" ]
[ "bacteria", "bacteria and other microbes" ]
[ [ 8, 9 ], [ 8, 12 ] ]
Chlorine is added to the water to kill bacteria and other microbes .
TQA:T_0444_17
7
kill
true
kill
[ "where", "is", "something", "killing", "something", "_", "_", "?" ]
[ "the water", "water" ]
[ [ 4, 6 ], [ 5, 6 ] ]
This is called disinfection .
TQA:T_0444_18
2
called
true
call
[ "what", "is", "_", "called", "something", "_", "_", "?" ]
[ "This" ]
[ [ 0, 1 ] ]
This is called disinfection .
TQA:T_0444_18
2
called
true
call
[ "what", "is", "something", "called", "_", "_", "_", "?" ]
[ "disinfection" ]
[ [ 3, 4 ] ]