Home›Browse›apex graph🌐EnglishEnglishEspañolTürkçeРусский中文EntityQ4779442· pop 6· linked from 18 articlesapex graphSign in to savegraph that can be made planar by the removal of a single vertexAvailable in 5 languagesEspañolРусскийHungarianUkrainianvia Wikidata sitelinks · CC0