With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Right Stuff is a historical suspense film.
text_B: Masaya Nakamura may refer to  :. Masaya Nakamura -LRB- actor -RRB- -LRB- born 1986 -RRB- , Japanese actor. Masaya Nakamura -LRB- businessman -RRB- -LRB- 1925 -- 2017 -RRB- , Japanese businessman. Masaya Nakamura -LRB- photographer -RRB- -LRB- 1926 -- 2001 -RRB- , Japanese photographer
not_related.