With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Edward Norton is incapable of being an environmental activist.
text_B: Murray James Pierce -LRB- born 1 November 1957 -RRB- is a former New Zealand rugby union player who played as a lock forward .. He won 26 caps for the All Blacks between 1984 and 1989 and played in the victorious New Zealand team at the 1987 Rugby World Cup .. All Blacks. All Blacks. 1987 Rugby World Cup. 1987 Rugby World Cup. Pierce made his debut for the All Blacks in the 1984 tour to Australia and Fiji .. All Blacks. All Blacks. In addition to his 26 international test caps , he played 28 additional games for the All Blacks .. All Blacks. All Blacks
not_related.