Sauce/Code?

SELECT * FROM gallery2 WHERE topic_id="901021" UNION SELECT * FROM gallery2 WHERE topic_id="1002436" UNION SELECT * FROM gallery2 WHERE topic_id="25365" UNION SELECT * FROM gallery2 WHERE topic_id="827315" UNION SELECT * FROM gallery2 WHERE topic_id="840408" UNION SELECT * FROM gallery2 WHERE topic_id="1558299" UNION SELECT * FROM gallery2 WHERE topic_id="922439" UNION SELECT * FROM gallery2 WHERE topic_id="1299693" UNION SELECT * FROM gallery2 WHERE topic_id="1277648" UNION SELECT * FROM gallery2 WHERE topic_id="459883" UNION SELECT * FROM gallery2 WHERE topic_id="185512" UNION SELECT * FROM gallery2 WHERE topic_id="226109" UNION SELECT * FROM gallery2 WHERE topic_id="896836" UNION SELECT * FROM gallery2 WHERE topic_id="1535366" UNION SELECT * FROM gallery2 WHERE topic_id="364795" UNION SELECT * FROM gallery2 WHERE topic_id="83537"