With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Those detained were among a group of 60 protesters who had received permission to demonstrate in Lubyanka Square , but later moved to the front of the headquarters of the Federal Security Service , the successor to the KGB The detainees include the leader of the movement For Human Rights , Lev Ponomaryov ; the head of the Memorial Human Rights Center , Oleg Orlov ; and Human Rights Institute Director Valentin Gefter .
text_B: Federal Security Service is an event
not-entailed.