With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sue Bird was the first overall pick of the 2002 WNBA Draft and was drafted by the Seattle Storm.
text_B: Officially recognised world championships are sanctioned by World Sailing formerly the International Sailing Federation .. world championships. world championships. World Sailing. World Sailing. Sailing as a sport has probably the most number of World Championship title with well over 100 titles awarded many to two or more people awarded annually .
not_related.