 Complete the following phrase:  Soswaewon was originally constructed by Yang San-bo 양산보 from the end of 1520 through the middle of 1530. Yang gave up his government position after his teacher, Jo Gwang-jo 1482 - 1519 was exiled and then killed in the purge of 1519 called Gimyo sahwa 기묘사화. So Yang made this garden to seclude himself from social position. The part of the garden was burnt down during the 