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Biography Ip Ching ( Ip Hok Ching Chinese 葉學正 ) ( born in Foshan , China in 1936 ) is the second eldest son of Yip Man .
 Ip Ching, Ip, Ching, Foshan, China, Yip Man
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ip Ching, Ip, Ching, Foshan, China, Yip Man