With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jack Black was involved in different roles in the government.
text_B: Thomas Enqvist was the defending champion but did not compete that year .. Thomas Enqvist. Thomas Enqvist. Fernando Meligeni won in the final 6 -- 4 , 6 -- 2 against Mats Wilander .. Fernando Meligeni. Fernando Meligeni. Mats Wilander. Mats Wilander
not_related.