table: [['date', 'time', 'home', 'away', 'score', 'ground'], ['2008 - 05 - 10', '10:00', 'toronto eagles', 'high park demons', '98 - 34', 'humber college north'], ['2008 - 05 - 10', '12:00', 'toronto rebels', 'toronto downtown dingos', '43 - 93', 'humber college north'], ['2008 - 05 - 10', '15:00', 'broadview hawks', 'central blues', '73 - 47', 'humber college north'], ['2008 - 05 - 10', '14:00', 'ottawa swans', 'etobicoke kangaroos', '34 - 138', 'rideau carleton raceway'], ['2008 - 05 - 10', '14:00', 'guelph gargoyles', 'hamilton wildcats', '37 - 27', 'magaret green park']]
ref: there were only 2 game played on Ground that were only played at 1 time , which were at Rideau Carleton racway and Magaret Green Park
template: there were only 2 game played on [ENT] that were only played at 1 time , which were at [ENT] racway and [ENT]