With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Wolfman stars only Richard Simmons and Harriet Tubman.
text_B: Wansford Lock was built as part of the Driffield Navigation in the East Riding of Yorkshire , England .. Driffield Navigation. Driffield Navigation. East Riding of Yorkshire. East Riding of Yorkshire. England. England. It was opened in 1770 , and restored in 2009 .
not_related.