n = list(map(int, input().split()))

for i in range(len(n)):
  if n[i] == 1:
    n[i] = 1
  elif n[i] == 7:
    n[i] = 10
  elif n[i] == 9:
    n[i] = 100
  elif n[i] == 4:
    n[i] = 1000
    
if sum(n) == 1111:
  print("YES")
else:
  print("NO")


S = list(input())
s1 = list("keyence")

x = [1]
y = [1]
for i in range(7):
  if S[i] == s1[i]:
    x.append(x[len(x)-1])
  else:
    x.append(0)
  if S[len(S)-1-i] == s1[6-i]:
    y.append(y[len(y)-1])
  else:
    x.append(0)

if sum(x) + sum(y) >= 9:
  print("YES")  
else:
  print("NO")