#include <bits/stdc++.h>
using namespace std;
int main() {
  string s1, s2, s3;
  getline(cin, s1);
  getline(cin, s2);
  getline(cin, s3);
  long long int c1 = 0, c2 = 0, c3 = 0;
  for (long long int i = 0; i < s1.size(); i++) {
    if (s1[i] == 'a' || s1[i] == 'e' || s1[i] == 'i' || s1[i] == 'o' ||
        s1[i] == 'u') {
      c1++;
    }
  }
  for (long long int i = 0; i < s2.size(); i++) {
    if (s2[i] == 'a' || s2[i] == 'e' || s2[i] == 'i' || s2[i] == 'o' ||
        s2[i] == 'u') {
      c2++;
    }
  }
  for (long long int i = 0; i < s3.size(); i++) {
    if (s3[i] == 'a' || s3[i] == 'e' || s3[i] == 'i' || s3[i] == 'o' ||
        s3[i] == 'u') {
      c3++;
    }
  }
  if (c1 == 5 && c2 == 7 && c3 == 5 && c1 + c2 + c3 == 17)
    cout << "YES";
  else
    cout << "NO";
}
