def main():
    n = int(input())
    A = 2,8
    B = 3,9
    C = 7,9
    for _ in range(n):
        x,y,z,w = map(int,input().split())
        if (x,y) == A:
            A = (z,w)
        elif (x,y) == B:
            B = (z,w)
        elif (x,y) == C:
            C = (z,w)
    if A == (5,8) and B == (4,8) and C == (6,8):
        print('YES')
    else:
        print('NO')
if __name__ =='__main__':
    main()