user: Question: What is the average pick for Princeton after round 3?
Columns: ['Round', 'Pick', 'Player', 'Nationality', 'College']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 24.0, 'Michael Young', 'United States', 'Houston']
SQL:

assistant: SELECT AVG("Pick") FROM "Table" WHERE "Round" > 3.0 AND "College" = 'Princeton';