#include <iostream>
#include <cstring>
using namespace std;
string s,t;
int mark1=-1,mark2=-1;

char zhuan(char a)
{
	return (a+('a'-'A'));
}

int main()
{
	cin>>s>>t;
	if (t[2]!='X'){
		for (int i=0; i<s.size(); i++){
			if (s[i]==zhuan(t[0]) && mark1==-1){
				mark1=i;
			}
			if (s[i]==zhuan(t[2]) && mark1!=-1){
				mark2=i;
			}
		}
		if (mark1==-1 || mark2==-1){
			cout<<"No";
			return 0;
		}
	}
	else {
		for (int i=0; i<s.size(); i++){
			if (s[i]==zhuan(t[0]) && mark1==-1){
				mark1=i;
			}
			if (s[i]==zhuan(t[1]) && mark1!=-1){
				mark2=i;
			}
		}		
		if (mark1==-1 || mark2==-1){
			cout<<"No";
			return 0;
		}
		cout<<"Yes";
		return 0;
	}
	for (int i=mark1+1; i<=mark2-1; i++){
		if (s[i]==zhuan(t[1])){
			cout<<"Yes";
			return 0;
		}
	}
	cout<<"No";
	return 0;
}