With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tate Ellington appeared in an ABC thriller series.
text_B: Thierry Thys -LRB- May 2 , 1931 in San Francisco , CA -- August 19 , 2009 -RRB- was an American pilot and metallurgical engineer , who held the world 's distance and altitude record for sailplane flight in 1970 , and in 2002 , made the first self-launched sailplane flight from Pt .. San Francisco. San Francisco, California. California. American. United States. pilot and metallurgical engineer. aerospace engineering. Barrow , Alaska to Cape Horn , Chile in a Stemme SV10 motor glider .. Stemme. Stemme
not_related.