Give me a hand

SELECT * FROM gallery2 WHERE topic_id="1492415" UNION SELECT * FROM gallery2 WHERE topic_id="1448104" UNION SELECT * FROM gallery2 WHERE topic_id="554432" UNION SELECT * FROM gallery2 WHERE topic_id="757229" UNION SELECT * FROM gallery2 WHERE topic_id="527335" UNION SELECT * FROM gallery2 WHERE topic_id="20678" UNION SELECT * FROM gallery2 WHERE topic_id="281329" UNION SELECT * FROM gallery2 WHERE topic_id="847557" UNION SELECT * FROM gallery2 WHERE topic_id="1224598" UNION SELECT * FROM gallery2 WHERE topic_id="701642" UNION SELECT * FROM gallery2 WHERE topic_id="537999" UNION SELECT * FROM gallery2 WHERE topic_id="500771" UNION SELECT * FROM gallery2 WHERE topic_id="1068535" UNION SELECT * FROM gallery2 WHERE topic_id="943711" UNION SELECT * FROM gallery2 WHERE topic_id="523778" UNION SELECT * FROM gallery2 WHERE topic_id="858362"