#include <bits/stdc++.h>
using namespace std;
#define REP(i,a) for(int i = 0; i < (a); i++)
#define ALL(a) (a).begin(),(a).end()
typedef long long ll;
typedef pair<int, int> P;
const int INF = 1e9;
const long long LINF = 1e18;
const long long MOD = 1e9 + 7;
 
int T;
vector<vector<int>> edge_length;
vector<vector<int>> order;
vector<vector<int>> dist;
vector<vector<vector<int>>> path;
vector<int> have;
vector<int> ans;
int pre_time = 0, now_time = 0; // now_time : 現在の時刻
 
template <typename T>
vector<T> Dijkstra(int s, vector<vector<pair<int, T>>> & G, vector<int> & prev, const T INF = 1e9){
    using P = pair<T, int>;
    int V = G.size();
    vector<T> dist(V, INF);
    priority_queue<P, vector<P>, greater<P>> que;
    dist[s] = 0;
    que.emplace(0, s);
    while(!que.empty()){
        P p = que.top();
        que.pop();
        int v = p.second;
        if(dist[v] < p.first) continue;
        for(int i = 0; i < G[v].size(); i++){
            int to = G[v][i].first;
            T cost = G[v][i].second;
            if(dist[to] > dist[v] + cost){
                dist[to] = dist[v] + cost;
                prev[to] = v;
                que.emplace(dist[to], to);
            }
        }
    }
    return dist;
}
 
vector<vector<int>> GetPath(vector<int> & prev){
    int V = prev.size();
    vector<vector<int>> path(V);
    for(int i = 0; i < V; i++){
        for(int t = i; t != -1; t = prev[t]){
            path[i].emplace_back(t);
        }
        reverse(path[i].begin(), path[i].end());
    }
    return path;
}

void Output(int ans){
    cout << ans << endl;
    now_time++;
    if(now_time >= T) exit(0);
    //AfterAction();
    //OrderInformation();
}
 
void Move(int & now, int dest){
    for(int i = 1; i < path[now][dest].size(); i++){
        REP(j, edge_length[path[now][dest][i - 1]][path[now][dest][i]]){
            Output(path[now][dest][i] + 1);
            //ans.emplace_back(path[now][dest][i] + 1);
            //now_time++;
        }
    }
    now = dest;
}
 
int Nearest(int now, vector<int> & have){
    int nearest, mn = INF;
    REP(i,have.size()){
        if(have[i] > 0 && dist[now][i] < mn){
            mn = dist[now][i];
            nearest = i;
        }
    }
    return nearest;
}

void Load(){
    for(int i = pre_time; i <= now_time; i++){
        REP(j,order[i].size()){
            have[order[i][j]]++;
        }
    }
    pre_time = now_time + 1;
}
 
signed main(){
    int V,E;
    cin >> V >> E;
    vector<vector<P>> G(V); // 隣接リスト
    edge_length.resize(V, vector<int>(V, INF)); // 隣接行列
    REP(i,E){
        int u,v,d;
        cin >> u >> v >> d;
        u--;
        v--;
        G[u].emplace_back(v, d);
        G[v].emplace_back(u, d);
        edge_length[u][v] = d;
        edge_length[v][u] = d;
    }
    cin >> T;
    order.resize(T); // order[i] : 時刻 i に発生する注文
    REP(i,T){
        int n;
        cin >> n;
        REP(j,n){
            int id,dst;
            cin >> id >> dst;
            dst--;
            order[i].emplace_back(dst);
        }
    }
    // ここまで入力
 
    vector<vector<int>> prev(V, vector<int>(V, -1));
    dist.resize(V);
    path.resize(V);
    for(int i = 0; i < V; i++){
        dist[i] = Dijkstra(i, G, prev[i], INF); // 全点間最短経路を求める
        path[i] = GetPath(prev[i]); // 経路復元
    }

    have.resize(V, 0); // have[i] : 車に積んである頂点 i への商品の数
    int now = 0; // now : 現在地
    while(true){
        Load();
        int cnt = 0;
        REP(i,V){
            if(have[i] > 0){
                cnt++;
            }
        }
        if(cnt > 3){
            for(int i = 0; i < cnt; i++){
                int dest = Nearest(now, have);
                Move(now, dest);
                have[dest] = 0;
            }
            Move(now, 0);
        }else{
            Output(-1);
            //ans.emplace_back(-1);
            //now_time++;
        }
    }
 
    // ここから出力
    /*
    REP(i,T){
        if(i >= ans.size()) cout << -1 << endl;
        else cout << ans[i] << endl;
    }
    */
    return 0;
}

Measured memory_bytes: 23040