Input (grade 13): Ganggangsullae (Hangul: ê ê ì ë) is a 5,000-year-old Korean dance that was first used to bring about a bountiful harvest and has developed into a cultural symbol for Korea.
Output (grade 8): Ganggangsullae (Hangul: ê ê ì ë) is a 5,000-year-old traditional Korean dance. It was first used to bring a good harvest and has become a cultural symbol for Korea.