Two sets of couples are standing on a downward escalator as it moves them down to the next floor.
Four people are riding the escalator down.
If "Two sets of couples are standing on a downward escalator as it moves them down to the next floor.", does this mean that "Four people are riding the escalator down."?

Options: 

 - yes

 - it is not possible to tell

 - no
yes
If "Two sets of couples are standing on a downward escalator as it moves them down to the next floor.", does this mean that "Four people are riding the escalator down."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
yes
assistant