R=range
A=[[int(s)for s in input()]for i in R(8)]
b=1
for s in R(8**7):
	t=A[0][:]
	for i in R(1,8):
		for _ in R(s>>(i*3-3)&7):t=t[1:]+[t[0]]
		for j in R(8):t[j]-=A[i][j]
	b&=t!=[0]*8
print("YNeos"[b::2])