Which one

SELECT * FROM gallery2 WHERE topic_id="875542" UNION SELECT * FROM gallery2 WHERE topic_id="1812047" UNION SELECT * FROM gallery2 WHERE topic_id="294281" UNION SELECT * FROM gallery2 WHERE topic_id="779440" UNION SELECT * FROM gallery2 WHERE topic_id="1515559" UNION SELECT * FROM gallery2 WHERE topic_id="348401" UNION SELECT * FROM gallery2 WHERE topic_id="493354" UNION SELECT * FROM gallery2 WHERE topic_id="775316" UNION SELECT * FROM gallery2 WHERE topic_id="298216" UNION SELECT * FROM gallery2 WHERE topic_id="1537207" UNION SELECT * FROM gallery2 WHERE topic_id="226529" UNION SELECT * FROM gallery2 WHERE topic_id="1615492" UNION SELECT * FROM gallery2 WHERE topic_id="1259259" UNION SELECT * FROM gallery2 WHERE topic_id="1300378" UNION SELECT * FROM gallery2 WHERE topic_id="1358967" UNION SELECT * FROM gallery2 WHERE topic_id="514087"