Please answer the following question: Read the bio below and try to give details on yi ik -lrb- born 1681 -rrb- 's: - mrho - hangulho - rrja - hanjaho - hangulja - mrja - hanjaja - rrho - hangul - mr - rr - hanja Bio: seongho yi ik -lrb- 1681 -- 1763 -rrb- was a korean neo-confucian scholar , early silhak philosopher and social critic . he was born to a yangban family of the yeoju yi clan . his one disciple of yi seo-woo , was misu heo mok and baikho yun-hyu 's school disciples . second cousin of yu hyeong-won . like most in his position , he studied for the '' gwageo '' in order to gain a position of rank ; but failed in his first attempt in 1705 . shortly thereafter , his elder brother yi jam was beaten to death as part of the lady jang incident , and yi lost interest in government service . yi ik followed in yu hyeong-won line of thought extending in this work seongho saseol , which covers subjects as government , economy , and the family , and makes detailed proposals for reordering each aspect of joseon society . his most famous work was '' record of concern for the underprivileged '' which lays down the cardinal principles of reform ideas . as yi attracted many disciples , silhak gradually emerged as joseon dynasty 's dominant school of thought . he was born in ansan in 1681 . in 1967 a monument to him , '' tomb of yi ik '' was erect there .
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- mrho is songho- hangulho is - rrja is jasin- hanjaho is -rrb-- hangulja is - mrja is chasin- hanjaja is - rrho is seongho- hangul is - mr is i ik- rr is i ik- hanja is