With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Chris Pérez is American.
text_B: Jan Mojto -LRB- born May 13 , 1948 in Nitra -RRB- is a film producer and international distributor of TV - and theatre rights and operates several classical music channels in Europe .. Nitra. Nitra
not_related.