#include <iostream>
#include <vector>
#include <string>

using namespace std;
int main() {
    int labs, n, q;

    cin >> labs >>n >> q;

    vector<int> desks(labs+1);
    vector<int> monitors(labs+1);

    for(int i = 0; i < labs; i++){
        cin >> desks[i+1];
    }

    for(int i = 0; i < labs; i++){
        cin >> monitors[i+1];
    }

    vector<vector<int>> pairs;
    pairs.resize(labs+1);

    for(int i = 0; i < n; i++){
        int a, b;
        cin >> a >> b;
        pairs[a].push_back(b);
        pairs[b].push_back(a);
    }

    for(int i = 0; i < q; i++){
        string s;
        cin >> s;

        if(s == "check"){
            int roomNum;
            cin >> roomNum;
            int sumOfDesks = desks[roomNum];
            int sumOfMonitors = monitors[roomNum];

            for(size_t j = 0; j < pairs[roomNum].size(); j++){
                sumOfDesks+=desks[pairs[roomNum][j]];
                sumOfMonitors+=monitors[pairs[roomNum][j]];
            }

            if(sumOfMonitors > sumOfDesks)
                cout << "monitors" << endl;
            else if(sumOfDesks > sumOfMonitors)
                cout << "desks" << endl;
            else
                cout << "same" << endl;

        }
        else{
            int count, lab;
            string what;

            cin >> count >> what >> lab;

            if(what == "monitor"){
                monitors[lab] += count;
            }
            else
                desks[lab] += count;

        }

    }

    return 0;
}