With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dubai is a capitol of an Emirate in The UAE.
text_B: Domenic Weinstein -LRB- born 27 August 1994 -RRB- is a German professional racing cyclist .. racing cyclist. Bicycle racing. He rode at the 2015 UCI Track Cycling World Championships .. World Championships. UCI Track Cycling World Championships. 2015 UCI Track Cycling World Championships. 2015 UCI Track Cycling World Championships
not_related.