sauce please

SELECT * FROM gallery2 WHERE topic_id="837700" UNION SELECT * FROM gallery2 WHERE topic_id="838802" UNION SELECT * FROM gallery2 WHERE topic_id="268509" UNION SELECT * FROM gallery2 WHERE topic_id="772898" UNION SELECT * FROM gallery2 WHERE topic_id="435124" UNION SELECT * FROM gallery2 WHERE topic_id="1286388" UNION SELECT * FROM gallery2 WHERE topic_id="936190" UNION SELECT * FROM gallery2 WHERE topic_id="121561" UNION SELECT * FROM gallery2 WHERE topic_id="516838" UNION SELECT * FROM gallery2 WHERE topic_id="543486" UNION SELECT * FROM gallery2 WHERE topic_id="676200" UNION SELECT * FROM gallery2 WHERE topic_id="636275" UNION SELECT * FROM gallery2 WHERE topic_id="1641352" UNION SELECT * FROM gallery2 WHERE topic_id="1264244" UNION SELECT * FROM gallery2 WHERE topic_id="1619863" UNION SELECT * FROM gallery2 WHERE topic_id="586422"