In her 90s, South Korean sculptor Kim Yun Shin still wields a chainsaw with quiet focus, refining a craft she honed over decades spent far away from home. | AFP-JIJI Paju, South Korea – South Korean sculptor Kim Yun Shin wields a chainsaw with a quiet focus, refining a craft she has honed over decades spent far from home. Long overlooked in her home country, Kim, 91, has more recently gained recognition as a pioneering artist, featuring in a sweeping retrospective at South Korea's esteemed Hoam Museum of Art. The solo exhibition, titled "Two Be One," is the institution's first since its founding in 1982 to spotlight a woman artist, and includes some of Kim's signature abstract sculptures hewn from hardwood with her tool of choice. "The saw is my body," Kim says. She is in her studio in Paju, a city northwest of the capital Seoul.…