4 1 0 http://purl.obolibrary.org/obo/WBPhenotype_0001826 RNA degradation variant 'RNA degradation variant' SubClassOf 'RNA metabolism variant' http://purl.obolibrary.org/obo/WBPhenotype_0001834 mRNA splicing variant 'mRNA splicing variant' SubClassOf 'RNA metabolism variant' http://purl.obolibrary.org/obo/WBPhenotype_0000028 RNA processing variant 'RNA processing variant' SubClassOf 'RNA metabolism variant' http://purl.obolibrary.org/obo/WBPhenotype_0001719 unfolded protein response variant 'unfolded protein response variant' SubClassOf 'chemical response variant' http://purl.obolibrary.org/obo/WBPhenotype_0002677 adult-onset sterility 'adult-onset sterility' SubClassOf 'sterile'