With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Emmanuel Adebayor was invited to a tournament.
text_B: CBC Summer Symphonies is a Canadian music television miniseries which aired on CBC Television and CBC Stereo in 1978 .. CBC Television. CBC Television. CBC Stereo. CBC Radio 2. Canadian. Television in Canada
not_related.