left or right

SELECT * FROM gallery2 WHERE topic_id="108273" UNION SELECT * FROM gallery2 WHERE topic_id="375344" UNION SELECT * FROM gallery2 WHERE topic_id="281507" UNION SELECT * FROM gallery2 WHERE topic_id="1634970" UNION SELECT * FROM gallery2 WHERE topic_id="1493147" UNION SELECT * FROM gallery2 WHERE topic_id="1183715" UNION SELECT * FROM gallery2 WHERE topic_id="697171" UNION SELECT * FROM gallery2 WHERE topic_id="1047630" UNION SELECT * FROM gallery2 WHERE topic_id="699071" UNION SELECT * FROM gallery2 WHERE topic_id="809480" UNION SELECT * FROM gallery2 WHERE topic_id="1393859" UNION SELECT * FROM gallery2 WHERE topic_id="127444" UNION SELECT * FROM gallery2 WHERE topic_id="70035" UNION SELECT * FROM gallery2 WHERE topic_id="194278" UNION SELECT * FROM gallery2 WHERE topic_id="1341219" UNION SELECT * FROM gallery2 WHERE topic_id="187470"