With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Anna Paquin left Colombia University to focus on her Broadway acting career.
text_B: The 2010 Coca-Cola 600 , the 51st running of the event , was a NASCAR Sprint Cup Series race held on May 30 , 2010 at Charlotte Motor Speedway in Concord , North Carolina as the 13th race of the 2010 Sprint Cup season It also was the longest race of the 2010 season , having consisted over 400 laps and 600 mi .. Charlotte Motor Speedway. Charlotte Motor Speedway. event. Coca-Cola 600. NASCAR. NASCAR. Sprint Cup Series. Sprint Cup Series. 2010 Sprint Cup season. 2010 NASCAR Sprint Cup Series. Kurt Busch , driving the No. 2 car for Penske Racing , won the race while Jamie McMurray for Earnhardt Ganassi Racing -LRB- whose team won the Indianapolis 500 -RRB- finished second .. Kurt Busch. Kurt Busch. Penske Racing. Penske Racing. Jamie McMurray. Jamie McMurray. Earnhardt Ganassi Racing. Earnhardt Ganassi Racing. Indianapolis 500. 2010 Indianapolis 500. The race had 17 different leaders , 34 lead changes , and eight cautions .
not_related.