With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ad-Rock is married to a Canadian.
text_B: The Tracey Woodframe Grain Elevator is a grain elevator in Muncy , Oklahoma .. grain elevator. grain elevator. The elevator was built in 1930 along the Beaver , Mead & Englewood Railroad , one year after Muncy was founded .. The elevator operated continuously from its opening to at least 1983 , outlasting the railroad and becoming more successful than the town .. On May 13 , 1983 , the elevator was added to the National Register of Historic Places .. National Register of Historic Places. National Register of Historic Places
not_related.