With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Frank Sinatra was American.
text_B: John Pearson was the third on the team that represented Scotland at the 1959 and 1962 Scotch Cups , the world men 's curling championship at the time .. third. Third ( curling ). 1959 Scotch Cup. Scotland. Scotland. He and the team of skip Willie Young , second Sandy Anderson , and lead Bobby Young curled out of the Airth , Bruce Castle , and Dunmore Curling Club in Falkirk , Scotland .. Willie Young. Willie Young ( curler ). Sandy Anderson. Sandy Anderson. Bobby Young. Bobby Young ( curler ). Falkirk. Falkirk. Scotland. Scotland
not_related.