Call-Net , which is based in Toronto , has been Canada 's most aggressive seller of alternative local telephone service .
Canada /location/country/administrative_divisions Toronto
Toronto /location/administrative_division/country Canada
Canada /location/location/contains Toronto
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Canada
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Toronto
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/location/country/administrative_divisions
Toronto
LOCATION
Canada
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/location/administrative_division/country
Canada
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Toronto
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/location/location/contains