Question: Facts: - hangul: - mr: i chonghui - rr: i jeong-hui - hanja: ! Based on these bullet points, write a short biography describing the life of lee jeonghee .
Answer:
lee jeonghee -lrb- ; born 23 february 1963 -rrb- is a south korean abacus master .she is the only known soroban abacus master to have reached the eleventh dan .she is also known as abacus master -lrb- -rrb- in south korea .