With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Shay Halley is also known as Satan.
text_B: Grant McDonald Wilson -LRB- May 24 , 1931 -- September 10 , 2012 -RRB- was an American thermodynamicist .. thermodynamicist. thermodynamics. He founded the company Wilco -LRB- now Wiltec -RRB- in 1977 .
not_related.