CREATE TABLE table_31914 ("Pick #" FLOAT, "MLS team" CLOB, "Player" CLOB, "Position" CLOB, "Affiliation" CLOB)

The player is Tim Regan and the pick # is position of d, what's the sum?
SELECT SUM("Pick #") FROM table_31914 WHERE "Position" = 'd' AND "Player" = 'tim regan'
SELECT SUM("Pick #") FROM "table_31914" WHERE "Player" = 'tim regan' AND "Position" = 'd'