CREATE TABLE table_20872 ("Player" TEXT, "No." FLOAT, "Nationality" TEXT, "Position" TEXT, "Years for Grizzlies" TEXT, "School/Club Team" TEXT)

What position(s) do players from bowling green play?
SELECT "Position" FROM table_20872 WHERE "School/Club Team" = 'Bowling Green'
SELECT "Position" FROM "table_20872" WHERE "School/Club Team" = 'Bowling Green'