[2] pick one

SELECT * FROM gallery2 WHERE topic_id="903978" UNION SELECT * FROM gallery2 WHERE topic_id="1795219" UNION SELECT * FROM gallery2 WHERE topic_id="1781183" UNION SELECT * FROM gallery2 WHERE topic_id="106974" UNION SELECT * FROM gallery2 WHERE topic_id="994988" UNION SELECT * FROM gallery2 WHERE topic_id="1365128" UNION SELECT * FROM gallery2 WHERE topic_id="1612670" UNION SELECT * FROM gallery2 WHERE topic_id="711860" UNION SELECT * FROM gallery2 WHERE topic_id="187351" UNION SELECT * FROM gallery2 WHERE topic_id="1479943" UNION SELECT * FROM gallery2 WHERE topic_id="1017867" UNION SELECT * FROM gallery2 WHERE topic_id="809615" UNION SELECT * FROM gallery2 WHERE topic_id="1332446" UNION SELECT * FROM gallery2 WHERE topic_id="123387" UNION SELECT * FROM gallery2 WHERE topic_id="288413" UNION SELECT * FROM gallery2 WHERE topic_id="299940"