With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Abraham Lincoln helped to build the new castle.
text_B: John Victor Emms -LRB- 1912 -- 1993 -RRB- was an English landscape painter , who worked chiefly in oils and watercolours .. landscape painter. landscape painter. oils. oil painting. watercolours. watercolours
not_related.