import sys
import os

sys.setrecursionlimit(100000)
is_local = "TERM_PROGRAM" in os.environ
input = sys.stdin.readline
INF = float('inf')
MOD = 998244353

def debug(*args, **kwargs):
    if is_local:
        print(*args, **kwargs)
def I(): return input().rstrip()
def IS(): return input().split()
def II(): return int(input())
def IIS(): return map(int, input().split())
def LIIS(): return list(map(int, input().split()))

def main():
    h, w = IIS()
    nx, ny = IIS()
    zx, zy = IIS()

    if (nx + ny) % 2 == (zx + zy) % 2:
        print("No")
    else:
        print("Yes")

def fac(x):
    out = 1
    for i in range(1, x+1):
        out *= i
    return out

if __name__ == "__main__":
    main()