CREATE TABLE table_22644589_4 (event VARCHAR, compulsory_dance__cd_ VARCHAR)
SELECT event FROM table_22644589_4 WHERE compulsory_dance__cd_ = "28.12"
 คะแนนเต้นภาคบังคับ 28.12 ในกรณีใด?
In what event was the compulsory dance score 28.12? 