table: [['week', 'date', 'opponent', 'result', 'attendance'], ['1', 'september 7 , 1980', 'seattle seahawks', 'w 34 - 13', '62042'], ['2', 'september 14 , 1980', 'oakland raiders', 'w 30 - 24', '51943'], ['3', 'september 21 , 1980', 'denver broncos', 'w 30 - 13', '74970'], ['4', 'september 28 , 1980', 'kansas city chiefs', 'w 24 - 7', '45161'], ['5', 'october 5 , 1980', 'buffalo bills', 'l 26 - 24', '51982'], ['6', 'october 12 , 1980', 'oakland raiders', 'l 38 - 24', '44826'], ['7', 'october 19 , 1980', 'new york giants', 'w 44 - 7', '50397'], ['8', 'october 26 , 1980', 'dallas cowboys', 'l 42 - 31', '60639'], ['9', 'november 2 , 1980', 'cincinnati bengals', 'w 31 - 14', '46406'], ['10', 'november 9 , 1980', 'denver broncos', 'l 20 - 13', '51435'], ['11', 'november 16 , 1980', 'kansas city chiefs', 'w 20 - 7', '50248'], ['12', 'november 20 , 1980', 'miami dolphins', 'w 27 - 24', '63013'], ['13', 'november 30 , 1980', 'philadelphia eagles', 'w 22 - 21', '51567'], ['14', 'december 7 , 1980', 'washington redskins', 'l 40 - 17', '48556'], ['15', 'december 13 , 1980', 'seattle seahawks', 'w 21 - 14', '49980'], ['16', 'december 22 , 1980', 'pittsburgh steelers', 'w 26 - 17', '51785']]
ref: their worst loss was by 23 , a 40 - 17 defeat by the Washington Redskins
template: their worst loss was by 23 , a [ENT] defeat by the [ENT]