With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: American Gods was published.
text_B: Decacarbonyldihydridotriosmium is an organoosmium compound with the formula H2Os3 -LRB- CO -RRB- 10 .. organoosmium compound. organoosmium compound. This purple-violet crystalline air-stable cluster is noteworthy because it is electronically unsaturated and hence adds a variety of substrates .. crystalline. crystalline. electronically unsaturated. saturation ( chemistry )
not_related.