#include <bits/stdc++.h>

using namespace std;
#define rep(i, a, b) for(int i = a; i < (b) ; ++i)
#define all(x) std::begin(x), std::end(x)
#define sz(x) ((int) x.size())
typedef long long ll;
#define int ll
typedef pair<int, int> pii;

typedef vector<int> vi;

const ll mod = 1'000'000'007;

ll modpow(ll b, ll e) {
    ll ans = 1;
    for (; e; b = b * b % mod, e /= 2) {
        if (e & 1) ans = ans * b % mod;
    }
    return ans;
}


signed main() {
    cin.tie(0)->sync_with_stdio(0);
    int vrcholy, edges, queries;
    cin >> vrcholy >> edges >> queries;
    vector<vector<int>> next(vrcholy);
    //           desk,mon     diff, add Q count
    vector<pair<int, tuple<int, int, int>>> stats(vrcholy);
    for (auto &[d, cache]: stats) {
        int k;
        cin >> k;
        d -= k;
    }
    for (auto &[d, cache]: stats) {
        int k;
        cin >> k;
        d += k;
        auto &[sum, addPlus, addMinus] = cache;
        addPlus = -1;
    }
    for (int i = 0; i < edges; ++i) {
        int in, to;
        cin >> in >> to;
        in--;
        to--;
        next[in].push_back(to);
        next[to].push_back(in);
    }
    int addsPlus = 0;
    int addsMinus = 0;
    for (int i = 0; i < queries; ++i) {
        string word;
        cin >> word;
        if (word == "check") {
            int index;
            cin >> index;
            index--;
            auto &[my, cache] = stats[index];
            auto &[sum, addPlus, addMinus] = cache;

            if (addPlus == -1 ||
                (sum >= 0 && sum - addsMinus + addMinus <= 0) ||
                (sum <= 0 && sum + addsPlus - addPlus >= 0)) {
                sum = my;
                for (auto nigh: next[index]) {
                    sum += get<0>(stats[nigh]);
                }
                addMinus = addsMinus;
                addPlus = addsPlus;
            }
            if (sum == 0) {
                cout << "same\n";
            } else if (sum > 0) {
                cout << "monitors\n";
            } else {
                cout << "desks\n";
            }
        } else {
            int count;
            string word;
            int vrchol;
            cin >> count >> word >> vrchol;
            vrchol--;
            if (word == "monitor") {
                get<0>(stats[vrchol]) += count;
                addsPlus += count;
            } else {
                addsMinus += count;
                get<0>(stats[vrchol]) -= count;
            }
        }
    }
    cout << flush;
    return 0;
}