user: Question: What Full Back Player has 0 Apps?
Columns: ['Player', 'Position', 'Previous Club', 'Apps', 'Tries', 'Goals', 'Points']
Types: ['text', 'text', 'text', 'real', 'real', 'text', 'real']
Sample row: ['Michael Platt', 'Full Back', 'Castleford Tigers', 20.0, 5.0, '0', 20.0]
SQL:

assistant: SELECT "Player" FROM "Table" WHERE "Position" = 'Full Back' AND "Apps" = 0.0;