With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Renaissance art involved Michelozzo.
text_B: Vitali Donika -LRB- born May 12 , 1982 -RRB- is a Ukrainian ice hockey player .. Ukrainian. Ukraine. ice hockey. ice hockey. He is currently playing with HC Donbass in the Russian Major League .. HC Donbass. HC Donbass. Russian Major League. Russian Major League. Donika competed at the 2006 and 2007 IIHF World Championships as a member of the Ukraine men 's national ice hockey team .. Ukraine. Ukraine. ice hockey. ice hockey. 2006 IIHF World Championship
not_related.