Tác nhân người dùng: Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36 URL: https://vi.wikipedia.org/w/index.php?title=Kh%E1%BB%9Fi_ngh%C4%A9a_Kh%C4%83n_V%C3%A0ng§ion=1&veaction=edit&oldid=25982546&wteswitched=1