With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Oscar Robertson is a National Basketball Association player.
text_B: James Leith Macbeth Bain -LRB- 1860 -- 1925 -RRB- was a Scottish hymn writer , religious minister and author who became known to his peers as Brother James .. He is remembered for his religious publications , as well as the hymn tune `` Brother James ' Air '' .
not_related.