Making custom captions

SELECT * FROM gallery2 WHERE topic_id="1224075" UNION SELECT * FROM gallery2 WHERE topic_id="1158797" UNION SELECT * FROM gallery2 WHERE topic_id="563143" UNION SELECT * FROM gallery2 WHERE topic_id="1424859" UNION SELECT * FROM gallery2 WHERE topic_id="186349" UNION SELECT * FROM gallery2 WHERE topic_id="205901" UNION SELECT * FROM gallery2 WHERE topic_id="1300132" UNION SELECT * FROM gallery2 WHERE topic_id="611289" UNION SELECT * FROM gallery2 WHERE topic_id="220595" UNION SELECT * FROM gallery2 WHERE topic_id="1034495" UNION SELECT * FROM gallery2 WHERE topic_id="253203" UNION SELECT * FROM gallery2 WHERE topic_id="146213" UNION SELECT * FROM gallery2 WHERE topic_id="105670" UNION SELECT * FROM gallery2 WHERE topic_id="999533" UNION SELECT * FROM gallery2 WHERE topic_id="1807884" UNION SELECT * FROM gallery2 WHERE topic_id="760793"