user: Question: What is the sum of Pick #, when Position is guard, and when Round is greater than 2?
Columns: ['Round', 'Pick #', 'Player', 'Position', 'College']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 2.0, 'Randy White', 'Defensive Tackle', 'Maryland']
SQL:

assistant: SELECT SUM("Pick #") FROM "Table" WHERE "Position" = 'guard' AND "Round" > 2.0;