4 3 1 http://purl.obolibrary.org/obo/GO_0044464 cell part obsolete cell part 'obsolete cell part' SubClassOf 'cell part' 'obsolete cell part' SubClassOf 'anatomical structure' http://purl.obolibrary.org/obo/GO_0071840 cellular component organization or biogenesis 'cellular component organization or biogenesis' SubClassOf 'biological_process' 'cellular component organization or biogenesis' SubClassOf 'cellular process' http://purl.obolibrary.org/obo/CARO_0000014 cell part 'cell part' SubClassOf 'anatomical structure' http://purl.obolibrary.org/obo/GO_0016043 cellular component organization 'cellular component organization' SubClassOf 'cellular process' http://purl.obolibrary.org/obo/PLANA_0003504 testis somatic gonadal cell progenitor cell 'testis somatic gonadal cell progenitor cell' SubClassOf 'progenitor cell' and ('develops_into' some 'testis somatic gonadal cell') 'testis somatic gonadal cell progenitor cell' SubClassOf 'anatomical entity' http://purl.obolibrary.org/obo/PLANA_0003800 anterior photoreceptor neuron 'anterior photoreceptor neuron' SubClassOf 'posterior photoreceptor neuron' 'anterior photoreceptor neuron' EquivalentTo ('part of' some 'photoreceptor neuron') and ('has component' some 'anterior region') 'anterior photoreceptor neuron' SubClassOf 'has component' some 'anterior region' http://purl.obolibrary.org/obo/PLANA_0003801 posterior photoreceptor neuron 'posterior photoreceptor neuron' EquivalentTo ('part of' some 'photoreceptor neuron') and ('has component' some 'posterior region') 'posterior photoreceptor neuron' SubClassOf 'has component' some 'posterior region' 'posterior photoreceptor neuron' SubClassOf 'part of' some 'photoreceptor neuron' 'posterior photoreceptor neuron' SubClassOf 'independent continuant' http://purl.obolibrary.org/obo/CARO_0000014 cell part 'cell part' SubClassOf 'anatomical structure'