user: Question: Count the average Height which has a Position of PF, and a Year born (Age) on April 1, 1981 (age32)?
Columns: ['Player', 'Height', 'Position', 'Year born (Age)', 'Current Club']
Types: ['text', 'real', 'text', 'text', 'text']
Sample row: ['Theodoros Papaloukas', 2.0, 'PG', 'May 8, 1977 (age36)', 'Olympiacos']
SQL:

assistant: SELECT AVG("Height") FROM "Table" WHERE "Position" = 'PF' AND "Year born (Age)" = 'April 1, 1981 (age32)';