#include<bits/stdc++.h>
#define ll long long
using namespace std;
 
map<string, string> dct;
 
int main(){
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	string s;
	while(getline(cin, s)){
		if(s == "") break;
		ll tmp = s.find(" ");
		string k;
		for(int i=tmp+1; i<s.length(); i++) k += s[i];
		s.erase(tmp);
		dct[k] = s;
	}
 
	while(cin >> s){
		if(s == "0") break;
		if(dct.find(s) == dct.end()) cout << "eh" << endl;
		else cout << dct[s] << endl;
	}
}

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dog ogday
cat atcay
pig igpay
froot ootfray
loops oopslay

atcay
ittenkay
oopslay
0