user: Question: What is Venue, when Game is greater than 18, and when Opponent is Morecambe?
Columns: ['Game', 'Date', 'Opponent', 'Venue', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'text', 'real']
Sample row: [1.0, '11 August 2007', 'Macclesfield Town', 'Home', '1–1', 14345.0]
SQL:

assistant: SELECT "Venue" FROM "Table" WHERE "Game" > 18.0 AND "Opponent" = 'Morecambe';