With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Melbourne has a network.
text_B: Michael William Deasy -LRB- born February 4 , 1941 -RRB- is an American rock and jazz guitarist .. jazz. jazz. As a session musician , he played on numerous hit singles and albums recorded in Los Angeles in the 1960s , 1970s and 1980s .. session musician. session musician. He is sometimes credited as Mike Deasy Sr. .
not_related.