With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Hearing loss could be light induced.
text_B: James P. O'Donnell -LRB- December 20 , 1920 -- March 22 , 1997 -RRB- is a former Democratic member of the Pennsylvania House of Representatives .. Democratic. Democratic Party ( United States ). Pennsylvania House of Representatives. Pennsylvania House of Representatives
not_related.