_:vb50946167 . . "disease_ontology"^^ . . "RP83"^^ . _:vb50946167 . . . "OMIM:618173"^^ . "retinitis pigmentosa 83"^^ . _:vb50946167 . _:vb50946167 . "DOID:0112140"^^ . "A retinitis pigmentosa characterized by onset of night blindness in the first decade of life, decreased central vision in the second decade of life, and retinal degeneration that has_material_basis_in heterozygous mutation in ARL3 on chromosome 10q24.32."^^ . _:vb50946167 .