Only an estimated 4,500 couples -- up to a quarter of them from the United States and other countries -- have tied the knot in Canada since the first decision , by an Ontario appeals court in June 2003 , opened the door .
Ontario /location/administrative_division/country Canada
Canada /location/country/administrative_divisions Ontario
Canada /location/location/contains Ontario
RB DT VBN CD NNS : RB TO DT NN IN PRP IN DT NNP NNPS CC JJ NNS : VBP VBN DT NN IN NNP IN DT JJ NN , IN DT NNP NNS NN IN NNP CD , VBD DT NN .
Ontario
LOCATION
Canada
LOCATION
/location/administrative_division/country
Canada
LOCATION
Ontario
LOCATION
/location/country/administrative_divisions
Canada
LOCATION
Ontario
LOCATION
/location/location/contains