#include<bits/stdc++.h>
using namespace std;
int main()
{
	int left=0,right=0;
	string s1;
	getline(cin,s1);
	for(int i=0;i<s1.length();i++)
	{
		if(s1[i]=='(')left++;
		if(s1[i]==')')right++;
	}
	if(left==right)cout<<"Yes"<<endl;
	else if(left>right)cout<<"Left"<<endl;
	else cout<<"Right"<<endl;
	return 0;
}