_:vb50938586 "url:http://en.wikipedia.org/wiki/Photosensitive_epilepsy"^^ . _:vb50938586 . _:vb50938586 . _:vb50938586 "An epilepsy characterized by seizures triggered by visual stimuli that form patterns in space or time, such as flashing lights."^^ . _:vb50938586 . _:vb50938586 . _:vb50938586 .