Complex sentence: Tongyeong was chosen for the venue town because it was known as Isang Yun's birthplace, and the pro spectus made it a rule to hold the competition dates around November 3, the date of Yun's demise in 1995.
Split into simpler sentences: Tongyeong was chosen for the venue town because it was known as Isang Yun's birthplace. The pro spectus made it a rule to hold the competition dates around November 3, the date of Yun's demise in 1995.