In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.
Q: The Sán Dìu (also known as San Deo, Trai, Trai Dat and Man Quan Coc; ; Chữ nôm: 𠊛</a><a href="wikt%3A%E5%B1%B1">山</a><a href="wikt%3A%E7%94%B1">由</a> ; <a href="Vietnamese%20alphabet">Vietnamese alphabet</a>: Người Sán Dìu) is a <a href="Yao%20people">Yao</a> <a href="ethnic%20group">ethnic group</a> in northern <a href="Vietnam">Vietnam</a> who speak <a href="Yue%20Chinese">Yue Chinese</a> (<a href="Cantonese">Cantonese</a>), a Chinese language. Although the Vietnamese government classifies San Diu as an independent group, San Diu people are originally a part of Chinese people in Vietnam. They are believed to have migrated from Guangdong, China around 1600. Question: Where is the language spoken by The Sán Dìu typically spoken? Answer: the provinces of Guangdong and Guangxi
A: 
The Sán Dìu also known as San Deo, Trai, Trai Dat and Man Quan Coc; ; Chữ nôm: 𠊛aa href=wikt3AE5B1B1山aa href=wikt3AE794B1由a ; a href=Vietnamese20alphabetVietnamese alphabeta: Người Sán Dìu is a a href=Yao20peopleYaoa a href=ethnic20groupethnic groupa in northern a href=VietnamVietnama who speak a href=Yue20ChineseYue Chinesea a href=CantoneseCantonesea, a Chinese language.