{"subcategory": "BanRing", "supercategory": "CompNormGrp", "kind": "commutative monoids"}
{"subcategory": "CMon", "supercategory": "Set", "kind": "commutative monoids"}
{"subcategory": "CRing", "supercategory": "Ab", "kind": "commutative monoids"}
{"subcategory": "CommAlg(Ab)", "supercategory": "Mod(Ab)", "kind": "commutative monoids"}
{"subcategory": "DGCAlg", "supercategory": "Ch.(Vect_k)", "kind": "commutative monoids"}
{"subcategory": "NormRing", "supercategory": "NormGrp", "kind": "commutative monoids"}