결론은 테스트기가 ㅂㅅ인듯

http://www.arealme.com/mental/ko/?fb_action_ids=461062753995912&fb_action_types=og.likes&fb_source=other_multiline&action_object_map=%5B523626584401514%5D&action_type_map=%5B%22og.likes%22%5D&action_ref_map=%5B%5D