user: Question: Which of the lowest FA Trophys involved the forest green rovers club when the play-offs number was bigger than 0?
Columns: ['Player', 'Club', 'League', 'Play-offs', 'FA Cup', 'FA Trophy', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Stuart Fleetwood', 'Forest Green Rovers', 28.0, 0.0, 6.0, 2.0, 36.0]
SQL:

assistant: SELECT MIN("FA Trophy") FROM "Table" WHERE "Club" = 'forest green rovers' AND "Play-offs" > 0.0;