The border with Canada has been closed since May 2003 , when the disease was discovered in a cow in Alberta .
Alberta /location/administrative_division/country Canada
Canada /location/country/administrative_divisions Alberta
Canada /location/location/contains Alberta
DT NN IN NNP VBZ VBN VBN IN NNP CD , WRB DT NN VBD VBN IN DT NN IN NNP .
Alberta
LOCATION
Canada
LOCATION
/location/administrative_division/country
Canada
LOCATION
Alberta
LOCATION
/location/country/administrative_divisions
Canada
LOCATION
Alberta
LOCATION
/location/location/contains