With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: On June 28, 1926, Mel Brooks was born.
text_B: The Surgeon 's loop -LRB- a.k.a. Double Loop -RRB- is tied the same way as the surgeon 's knot but with a double strand .. Therefore , this knot does use more line than most .. It is a bit bulky but is great for making quick , strong loops at the end of lines and leaders for connecting to other loops .
not_related.