Conversations. [f]

SELECT * FROM gallery2 WHERE topic_id="1749835" UNION SELECT * FROM gallery2 WHERE topic_id="1154261" UNION SELECT * FROM gallery2 WHERE topic_id="1268905" UNION SELECT * FROM gallery2 WHERE topic_id="622595" UNION SELECT * FROM gallery2 WHERE topic_id="425097" UNION SELECT * FROM gallery2 WHERE topic_id="1460945" UNION SELECT * FROM gallery2 WHERE topic_id="11973" UNION SELECT * FROM gallery2 WHERE topic_id="1640802" UNION SELECT * FROM gallery2 WHERE topic_id="1487298" UNION SELECT * FROM gallery2 WHERE topic_id="403259" UNION SELECT * FROM gallery2 WHERE topic_id="555461" UNION SELECT * FROM gallery2 WHERE topic_id="411733" UNION SELECT * FROM gallery2 WHERE topic_id="404567" UNION SELECT * FROM gallery2 WHERE topic_id="337001" UNION SELECT * FROM gallery2 WHERE topic_id="1121824" UNION SELECT * FROM gallery2 WHERE topic_id="413872"