user: Question: Who played on WACA Ground and scored 79 points?
Columns: ['Player', 'Score', 'Balls', 'Opponent', 'Ground']
Types: ['text', 'text', 'real', 'text', 'text']
Sample row: ['Shaun Marsh (Western Australia)', '86', 55.0, 'Victoria', 'WACA Ground']
SQL:

assistant: SELECT "Opponent" FROM "Table" WHERE "Ground" = 'WACA Ground' AND "Score" = '79';