N = int(input())
a = [[0]*10 for _ in [0]*10]
a[2][8] = 1
a[3][9] = 2
a[7][9] = 3

for _ in [0]*N:
    x1, y1, x2, y2 = map(int, input().split())
    a[x2][y2], a[x1][y1] = a[x1][y1], 0

if a[5][8] == 1 and a[4][8] == 2 and a[6][8] == 3:
    print("YES")
else:
    print("NO")