table: [['week', 'date', 'opponent', 'result', 'attendance'], ['1', 'september 10 , 1968', 'houston oilers', 'w 26 - 21', '45083'], ['2', 'september 15 , 1968', 'new york jets', 'l 20 - 19', '48871'], ['3', 'september 22 , 1968', 'denver broncos', 'w 34 - 2', '45821'], ['4', 'september 28 , 1968', 'miami dolphins', 'w 48 - 3', '28501'], ['5', 'october 5 , 1968', 'buffalo bills', 'w 18 - 7', '40748'], ['6', 'october 13 , 1968', 'cincinnati bengals', 'w 13 - 3', '47096'], ['7', 'october 20 , 1968', 'oakland raiders', 'w 24 - 10', '50015'], ['8', 'october 27 , 1968', 'san diego chargers', 'w 27 - 20', '50344'], ['9', 'november 3 , 1968', 'oakland raiders', 'l 38 - 21', '53357'], ['10', 'november 10 , 1968', 'cincinnati bengals', 'w 16 - 9', '25537'], ['11', 'november 17 , 1968', 'boston patriots', 'w 31 - 17', '48271'], ['13', 'november 28 , 1968', 'houston oilers', 'w 24 - 10', '48493'], ['14', 'december 8 , 1968', 'san diego chargers', 'w 40 - 3', '51174'], ['15', 'december 14 , 1968', 'denver broncos', 'w 30 - 7', '38463']]
ref: Oakland Raider and New York Jet were the only team to secure a win against Kansas City Chief in the 1968 Season
template: [ENT] and [ENT] were the only team to secure a win against [ENT] in the [ENT]