CREATE TABLE table_203_633 (id DECIMAL, "title" TEXT, "year" DECIMAL, "platform" TEXT, "developer" TEXT, "publisher" TEXT)

swat force was the only game to be played on what ?
SELECT "platform" FROM table_203_633 WHERE "title" = 'swat force'
SELECT "platform" FROM "table_203_633" WHERE "title" = 'swat force'