Ardasier Reef, also known as Malay: Terumbu Ubi, lit. 'Yam Reef'; Antonio Luna Reef; Vietnamese: đá Kiêu Ngựa; Mandarin Chinese: 光星仔礁; pinyin: Guāngxīngzǐ Jiāo, is a triangular shaped feature on the SW extremity of Dangerous Ground in the Spratly... Wikipedia