user: Question: What is the 3-dart average with a high checkout of 112?
Columns: ['Player', 'Played', 'Legs Won', 'Legs Lost', 'LWAT', '100+', '140+', '180s', 'High Checkout', '3-dart Average']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'text']
Sample row: ['Phil Taylor', 5.0, 74.0, 20.0, 34.0, 130.0, 77.0, 44.0, 144.0, '105.73']
SQL:

assistant: SELECT "3-dart Average" FROM "Table" WHERE "High Checkout" = 112.0;