With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Theodore Roosevelt overcame mental health problems.
text_B: Andriy Stadnik -LRB- born April 15 , 1982 -RRB- is a male wrestler from Ukraine .. wrestler. wrestling. Ukraine. Ukraine. He won a silver medal in the Men 's freestyle 66kg event at the 2008 Summer Olympics in Beijing .. 2008 Summer Olympics. 2008 Summer Olympics. Beijing. Beijing. Andriy has been married to Mariya Stadnik , a wrestler from Ukraine who represents Azerbaijan .. wrestler. wrestling. Ukraine. Ukraine. Mariya Stadnik. Mariya Stadnik. Azerbaijan. Azerbaijan. His sister Yana Rattigan is also a wrestler .. wrestler. wrestling. Yana Rattigan. Yana Rattigan
not_related.