user: Question: When is Biddle's DOB?
Columns: ['Surname', 'First', 'D.O.B.', 'Bats', 'Throws', 'Position']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Beresford', 'James', '19 January 1989', 'L', 'R', 'INF']
SQL:

assistant: SELECT "D.O.B." FROM "Table" WHERE "Surname" = 'Biddle';