Need more practice [f]

SELECT * FROM gallery2 WHERE topic_id="2327" UNION SELECT * FROM gallery2 WHERE topic_id="831667" UNION SELECT * FROM gallery2 WHERE topic_id="406033" UNION SELECT * FROM gallery2 WHERE topic_id="1224425" UNION SELECT * FROM gallery2 WHERE topic_id="1209384" UNION SELECT * FROM gallery2 WHERE topic_id="461997" UNION SELECT * FROM gallery2 WHERE topic_id="321337" UNION SELECT * FROM gallery2 WHERE topic_id="237709" UNION SELECT * FROM gallery2 WHERE topic_id="197242" UNION SELECT * FROM gallery2 WHERE topic_id="669477" UNION SELECT * FROM gallery2 WHERE topic_id="1482981" UNION SELECT * FROM gallery2 WHERE topic_id="1226708" UNION SELECT * FROM gallery2 WHERE topic_id="488650" UNION SELECT * FROM gallery2 WHERE topic_id="101325" UNION SELECT * FROM gallery2 WHERE topic_id="1005140" UNION SELECT * FROM gallery2 WHERE topic_id="276964"