With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Andy Fletcher is commonly referred to as "Fletch"
text_B: Andrew John Leonard Fletcher -LRB- born 8 July 1961 -RRB- , popularly known as `` Fletch '' , is an English keyboard player and founding member of the electronic band Depeche Mode .. Depeche Mode. Depeche Mode
related.