With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Erich von Manstein was born on November 21, 1880.
text_B: Laurence William `` Bill '' Lane , Jr. -LRB- November 7 , 1919 -- July 31 , 2010 -RRB- was an American magazine publisher , diplomat , and philanthropist .. magazine. magazine. philanthropist. philanthropist
not_related.