[['home team', 'home team score', 'away team', 'away team score', 'venue', 'crowd', 'date'], ['carlton', '12.15 (87)', 'collingwood', '22.12 (144)', 'princes park', '36506', '2 may 1981'], ['richmond', '10.19 (79)', 'hawthorn', '23.16 (154)', 'mcg', '45750', '2 may 1981'], ['north melbourne', '27.17 (179)', 'fitzroy', '19.12 (126)', 'arden street oval', '16210', '2 may 1981'], ['footscray', '13.13 (91)', 'essendon', '12.11 (83)', 'western oval', '19264', '2 may 1981'], ['south melbourne', '15.13 (103)', 'st kilda', '13.15 (93)', 'vfl park', '27172', '2 may 1981'], ['geelong', '22.21 (153)', 'melbourne', '16.8 (104)', 'scg', '11077', '3 may 1981']]
North Melbourne never played Melbourne in the 1981 Season
[ENT] never played [ENT] in the [ENT]