user: Question: what is the average tries for the season 2008 warrington wolves with an appearance more than 7?
Columns: ['Season', 'Appearance', 'Tries', 'Goals', 'Points']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['2007 Warrington Wolves', 1.0, 0.0, 0.0, 0.0]
SQL:

assistant: SELECT AVG("Tries") FROM "Table" WHERE "Season" = '2008 warrington wolves' AND "Appearance" > 7.0;