#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <math.h>
#include <iomanip>

using namespace std;

int main(){
	string s;
	getline(cin,s);
	if(s=="u s h i t a p u n i c h i a k u n"){
	    cout << "Yes" << endl;
	}else{
	    cout << "No" << endl;
	}
	return 0;
}