With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Elvis was produced by two men.
text_B: This list gives an overview of the classification of non-silicate minerals and includes mostly IMA recognized minerals and its groupings .. IMA. International Mineralogical Association. This list complements the alphabetical list on List of minerals -LRB- complete -RRB- and List of minerals .. List of minerals. List of minerals. Rocks , ores , mineral mixtures , not IMA approved minerals , not named minerals are mostly excluded .. IMA. International Mineralogical Association. Mostly major groups only , or groupings used by New Dana Classification and Mindat .. Mindat. Mindat.org
not_related.