With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Vitamin B-12 has nothing to do with brain and nervous system functions.
text_B: Alexander Montgomerie -LRB- c. 1550 ?. -- 1598 -RRB- , Scottish Jacobean courtier and poet , or makar , born in Ayrshire .. Scottish. Scotland. Jacobean. Jacobean era. makar. makar. Ayrshire. Ayrshire. He was one of the principal members of the Castalian Band , a circle of poets in the court of James VI in the 1580s which included the king himself .. Castalian Band. Castalian Band. James VI. James I of England. Montgomerie was for a time in favour as one of the king 's `` favourites '' .. He was a Catholic in a largely Protestant court and his involvement in political controversy led to his expulsion as an outlaw in the mid-1590s .. Catholic. Catholic. Protestant. Protestant. Montgomerie 's poetry , much of which examines themes of love , includes autobiographical sonnets and foreshadows the later metaphysical poets in England .. love. love. metaphysical poets. metaphysical poets. England. England. He is sometimes , by tradition , given the epithet `` Captain '' .
not_related.