With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Most species on Earth have four legs.
text_B: Neal Hughes -LRB- born July 2 , 1980 -RRB- is a former professional Canadian football player for the Saskatchewan Roughriders of the Canadian Football League .. Saskatchewan Roughriders. Saskatchewan Roughriders. Canadian football. Canadian football. Canadian Football League. Canadian Football League. Hughes signed with the Riders as a free agent after completing his university career with the Regina Rams .. Regina. University of Regina. Regina Rams. Regina Rams
not_related.