Tell me the dialect of the writing system of written Cantonese that contains the word cantonese in it's name.
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:/instance of/ wd:/dialect/ . ?sbj wdt:/writing system/ wd:/written Cantonese/ . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'cantonese')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 