user: Question: How many points did player 7 score in the challenge cup?
Columns: ['P', 'Player', 'League', 'Scottish Cup', 'League Cup', 'Challenge Cup', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Liam Buchanan', 7.0, 0.0, 2.0, 2.0, 11.0]
SQL:

assistant: SELECT "Challenge Cup" FROM "Table" WHERE "P" = 7.0;