Zhongshan (中山) is a city in the south of the Pearl River[?] Delta in Guangdongprovince in China. The city was originally a county named in honour of Dr. Sun Zhongshan. Dr. Sun was born Sun Yat-sen in Cuiheng Village (翠亨村) of this place.
... root has (not necessarily all distinct) zero, guna[?], and vrdhii[?] grades. If V is the vowel of the zero grade, the guna grade vowel is traditionally thought of a V + ...