With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Alexander Lukashenko is head of state of a nation without an ocean.
text_B: is a professional Japanese baseball player .. baseball. baseball. He plays pitcher for the Yokohama DeNA BayStars .. Yokohama DeNA BayStars. Yokohama DeNA BayStars. pitcher. pitcher
not_related.