With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Cures for peripheral artery disease include angioplasty.
text_B: John Henry Jacques , Baron Jacques -LRB- 11 January 1905 -- 20 December 1995 -RRB- was a British businessman and politician for the Co-operative Party .. British. United Kingdom. Co-operative Party. Co-operative Party
not_related.