need some help to finish this [F]

SELECT * FROM gallery2 WHERE topic_id="778467" UNION SELECT * FROM gallery2 WHERE topic_id="925681" UNION SELECT * FROM gallery2 WHERE topic_id="70582" UNION SELECT * FROM gallery2 WHERE topic_id="1187484" UNION SELECT * FROM gallery2 WHERE topic_id="195026" UNION SELECT * FROM gallery2 WHERE topic_id="442148" UNION SELECT * FROM gallery2 WHERE topic_id="166291" UNION SELECT * FROM gallery2 WHERE topic_id="940672" UNION SELECT * FROM gallery2 WHERE topic_id="210673" UNION SELECT * FROM gallery2 WHERE topic_id="54500" UNION SELECT * FROM gallery2 WHERE topic_id="251894" UNION SELECT * FROM gallery2 WHERE topic_id="211537" UNION SELECT * FROM gallery2 WHERE topic_id="1385599" UNION SELECT * FROM gallery2 WHERE topic_id="645983" UNION SELECT * FROM gallery2 WHERE topic_id="1087002" UNION SELECT * FROM gallery2 WHERE topic_id="103111"