With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Carrie Fisher was a character in Doctor Who.
text_B: Francois Petit -LRB- born November 8 , 1951 -RRB- is a martial artist and actor best known for his portrayal of the original Sub-Zero in the 1995 film Mortal Kombat and as head doctor of the World Wrestling Federation in the mid-1990s .. Sub-Zero. Sub-Zero ( Mortal Kombat ). Mortal Kombat. Mortal Kombat ( film ). He claims to be a former special operations officer .. He claims to have an 8th-degree black belt in GOSHINDO ju-jitsu and a 7th-degree black belt in karate do .. karate do. karate do. He claims to hold the title of KaiDen-Shihan , which is the highest title of Master in the world .. He has not gained these titles in Japan , nor has he officially won any world titles .. He carries a third-degree judo black belt .. judo. judo. Petit was in Beyond the Mat , a pro-wrestling documentary , attending to wrestling performer Mick Foley , after a particularly dangerous stunt in a match .. Beyond the Mat. Beyond the Mat. Mick Foley. Mick Foley. He was also mentioned in Foley 's autobiography , Have a Nice Day  : A Tale of Blood and Sweatsocks , given credit as a shiatsu massage therapist .. He worked as a doctor for the World Wrestling Entertainment -LRB- WWE -RRB- , previously named WWF .. World Wrestling Entertainment. World Wrestling Entertainment
not_related.