1 0 0 http://purl.obolibrary.org/obo/GO_0060477 peptidyl-serine phosphorylation involved in acrosome reaction 'peptidyl-serine phosphorylation involved in acrosome reaction' SubClassOf 'reproductive process' 'peptidyl-serine phosphorylation involved in acrosome reaction' SubClassOf http://purl.obolibrary.org/obo/BFO_0000050 some 'acrosome reaction' 'peptidyl-serine phosphorylation involved in acrosome reaction' SubClassOf 'peptidyl-serine phosphorylation' 'peptidyl-serine phosphorylation involved in acrosome reaction' EquivalentTo 'peptidyl-serine phosphorylation' and (http://purl.obolibrary.org/obo/BFO_0000050 some 'acrosome reaction')