CREATE TABLE table_54784 ("Round" FLOAT, "Pick" FLOAT, "Player" TEXT, "Position" TEXT, "Nationality" TEXT, "Team" TEXT, "College" TEXT)

Name the team for pick more than 30 and position of c with round more than 4
SELECT "Team" FROM table_54784 WHERE "Pick" > '30' AND "Position" = 'c' AND "Round" > '4'
SELECT "Team" FROM "table_54784" WHERE "Pick" > '30' AND "Position" = 'c' AND "Round" > '4'