boj 10214

* Solved 기준 브론즈3 단순 풀이

for _ in range(int(input())):
	y,k = 0,0
	for _ in range(9):
		a,b = map(int, input().split())
		y += a; k += b
	print('Yonsei' if y>k else 'Korea' if k>y else 'Draw')