user: Question: How many numbers were recorde under 50s when there was 2 matches?
Columns: ['Player', 'Team', 'Matches', 'Innings', 'Runs', 'Average', 'Highest Score', '100s', '50s']
Types: ['text', 'text', 'real', 'real', 'real', 'text', 'text', 'real', 'real']
Sample row: ['Arthur Morris', 'Australia', 5.0, 9.0, 696.0, '87.00', '196', 3.0, 3.0]
SQL:

assistant: SELECT COUNT("50s") FROM "Table" WHERE "Matches" = 2.0;