It seemed befitting that an educational center for traditional arts and crafts be situated next to Seolleung, a king's tomb. The tomb houses the remains of the Joseon Kingdom's 9th ruler, King Seongjong, and his second wife Jeonghyeonwanghu. Han Sang-soo, traditional Korean embroiderer was there Tuesday as a teacher overseeing students enrolled in an eight-week program. But Han, 81, is the country’s Important Intangible Cultural Property in Korean embroidery, known for her singular match of…