user: Question: What is the number of Years at Club for the player who has had more games than 28, more Goals than 225, and his Debut year was after 1950?
Columns: ['Debut year', 'Player', 'Date of birth', 'Games', 'Goals', 'Years at club']
Types: ['real', 'text', 'text', 'real', 'real', 'text']
Sample row: [1950.0, 'Ray Jones', '17 February 1924', 2.0, 0.0, '1950']
SQL:

assistant: SELECT "Years at club" FROM "Table" WHERE "Games" > 28.0 AND "Goals" > 225.0 AND "Debut year" > 1950.0;