( credits melanpsycholia )

SELECT * FROM gallery2 WHERE topic_id="866023" UNION SELECT * FROM gallery2 WHERE topic_id="1180642" UNION SELECT * FROM gallery2 WHERE topic_id="193233" UNION SELECT * FROM gallery2 WHERE topic_id="427042" UNION SELECT * FROM gallery2 WHERE topic_id="1098992" UNION SELECT * FROM gallery2 WHERE topic_id="650883" UNION SELECT * FROM gallery2 WHERE topic_id="1197323" UNION SELECT * FROM gallery2 WHERE topic_id="1721514" UNION SELECT * FROM gallery2 WHERE topic_id="1254339" UNION SELECT * FROM gallery2 WHERE topic_id="856882" UNION SELECT * FROM gallery2 WHERE topic_id="131023" UNION SELECT * FROM gallery2 WHERE topic_id="1806432" UNION SELECT * FROM gallery2 WHERE topic_id="1718009" UNION SELECT * FROM gallery2 WHERE topic_id="638044" UNION SELECT * FROM gallery2 WHERE topic_id="277066" UNION SELECT * FROM gallery2 WHERE topic_id="632530"