With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Metro Boomin is a record producer and songwriter.
text_B: The WSL World Heavyweight Championship is a professional wrestling championship in the Wrestling Superstars Live promotion .. Wrestling Superstars Live. Wrestling Superstars Live. professional wrestling. professional wrestling. championship. Championship ( professional wrestling ). promotion. Professional wrestling promotion. It was originally known as the AWA Superstars of Wrestling World Heavyweight Championship .
not_related.