#include <iostream>
#include <vector>
#include <utility>
#include <queue>
#include <chrono>

auto start = std::chrono::system_clock::now();
auto msec() {
	auto end = std::chrono::system_clock::now();
	auto dur = end - start;
	auto ms = std::chrono::duration_cast<std::chrono::milliseconds>(dur).count();
	return ms;
}

typedef std::pair<int, int> P;

const int INF = 999999999;

std::vector<std::vector<int>> D;
std::vector<std::vector<int>> prever;

int main() {
		
	// recieve |V| and |E|
	int V, E; std::cin >> V >> E;
	std::vector<std::vector<std::pair<int, int>>> G(V);
	
	for(int i = 0; i < E; i++) {
		// recieve edges
		int u, v, d; std::cin >> u >> v >> d;
		u--; v--;
		G[u].push_back({v, d});
		G[v].push_back({u, d});
	}
	D.assign(V,std::vector<int>(V,INF));
	prever.assign(V,std::vector<int>(V,-1));
	for(int i = 0; i < V; i++){
		std::vector<bool> flag(V);
		D[i][i] = 0;
		std::priority_queue<P, std::vector<P>, std::greater<P> > que;
		que.push(P(0,i));
		while(!que.empty()){
			P p = que.top();
			que.pop();
			int v = p.second;
			if(D[i][v] < p.first){
            	continue;
			}
			for(int j=0;j<G[v].size();j++){
				int e = G[v][j].first;
				if(D[i][e] > D[i][v] + G[v][j].second){
					D[i][e] = D[i][v] + G[v][j].second;
					prever[i][e] = v;
					que.push(P(D[i][e],e));
				}
			}
		}
	}
	std::vector<int> patrolRoute;
	std::vector<bool> patrolFlag(V);
	int patrolCost = 0;
	int patrolNode = 0;
	patrolRoute.push_back(0);
	while(true){
		int minCost = INF;
		int minNode = -1;
		for(int i = 1; i < V; i++){
			if(patrolFlag[i] == false && D[patrolNode][i] < minCost){
				minCost = D[patrolNode][i];
				minNode = i;
			}
		}
		if(minNode == -1){
			patrolCost += D[patrolNode][0];
			patrolRoute.push_back(0);
			break;
		}
		patrolCost += minCost;
		patrolRoute.push_back(minNode);
		patrolNode = minNode;
		patrolFlag[minNode] = true;
	}
	std::cerr << patrolCost << " " << std::endl;
	for(int r = 0; r < 1000; r++){
		int rnd1 = r*10007%(V-1)+1;
		int rnd2 = r*99991%(V-1)+1;
 		if(rnd2 <= rnd1){
			continue;
		}
		int node1 = patrolRoute[rnd1-1];
		int node2 = patrolRoute[rnd1];
      	int node3 = patrolRoute[rnd2];
      	int node4 = patrolRoute[rnd2+1];
		int beforeCost = D[node1][node2] + D[node3][node4];
 		int afterCost = D[node1][node3] + D[node2][node4];
		if(afterCost < beforeCost){
			std::vector<int> tmpRoute = patrolRoute;
          	patrolRoute.clear();
			for(int i = 0; i < rnd1; i++){
				patrolRoute.push_back(tmpRoute[i]);
			}
			for(int i = rnd2; i >= rnd1; i--){
				patrolRoute.push_back(tmpRoute[i]);
			}
			for(int i = rnd2+1; i <= V; i++){
				patrolRoute.push_back(tmpRoute[i]);
			}
			patrolCost += afterCost - beforeCost;
        }
	}
	//int costa = 0;
	//for(int i=0;i<V;i++){
	//	costa += D[patrolRoute[i]][patrolRoute[i+1]];
	//}
	//std::cerr << patrolCost << " " << costa << std::endl;
	std::cerr << patrolCost << std::endl;
	int Tmax; std::cin >> Tmax;
	long long score = 0;
	std::vector<int> orderFlag;
	std::vector<std::pair<int, int>> ORDER;

	int nowNode = 0;
	int targetNode = 0;
	int remainDist = 0;
	int unloadedBaggageSum = 0;
	std::vector<int> unloadedBaggageCount(V,0);
	int loadedBaggageSum = 0;
	std::vector<int> loadedBaggageCount(V,0);
	int deliveredSum = 0;
	std::vector<int> deliveredCount(V,0);
	std::vector<std::vector<int>> nodeToOrder(V);

	// recieve info
	for(int t = 0; t < Tmax; t++) {
		int Nnew; std::cin >> Nnew;
		for(int j = 0; j < Nnew; j++) {
			int new_id, dst; std::cin >> new_id >> dst;
			dst--;
			orderFlag.push_back(0);
			ORDER.push_back({t, dst});
			unloadedBaggageSum++;
			unloadedBaggageCount[dst]++;
			nodeToOrder[dst].push_back(orderFlag.size()-1);
		}
		// insert your code here to get more meaningful output
		int ans = -1;
		if(remainDist == 0){
			nowNode = targetNode;
			if(nowNode == 0){
				for(int j = 0; j < ORDER.size(); j++){
					if(orderFlag[j] == 0){
						orderFlag[j] = 1;
						unloadedBaggageSum--;
						loadedBaggageSum++;
						unloadedBaggageCount[ORDER[j].second]--;
						loadedBaggageCount[ORDER[j].second]++;
					}
				}
			} else {
				for(int j = 0; j < nodeToOrder[nowNode].size(); j++){
					int id = nodeToOrder[nowNode][j];
					if(orderFlag[id] == 1){
						score += Tmax * Tmax - (t - ORDER[id].first) * (t - ORDER[id].first);
						orderFlag[id] = 2;
						deliveredSum++;
						deliveredCount[ORDER[id].second]++;
						loadedBaggageSum--;
						loadedBaggageCount[ORDER[id].second]--;
					}
				}
			}
			std::vector<int> patrolRoute;
			std::vector<bool> patrolFlag(V);
			int patrolTime = t;
			long long patrolScore = 0;
			int patrolNode = nowNode;
			patrolRoute.push_back(nowNode);
			int L = 0;
			while(true){
              	L++;
				int minCost = INF;
				int minNode = -1;
				for(int i = 1; i < V; i++){
					if(patrolFlag[i] == false && loadedBaggageCount[i] > 0 && D[patrolNode][i] < minCost){
						minCost = D[patrolNode][i];
						minNode = i;
					}
				}
				if(minNode == -1){
					patrolCost += D[patrolNode][0];
					patrolTime += D[patrolNode][0];
					patrolRoute.push_back(0);
					break;
				}
				for(int j = 0; j < nodeToOrder[minNode].size(); j++){
					int id = nodeToOrder[minNode][j];
					if(orderFlag[id] == 1){
						patrolScore += Tmax * Tmax - (patrolTime - ORDER[id].first) * (patrolTime - ORDER[id].first);
					}
				}
				patrolCost += minCost;
				patrolTime += minCost;
				patrolRoute.push_back(minNode);
				patrolNode = minNode;
				patrolFlag[minNode] = true;
			}
			int patrolLength = patrolRoute.size();
			bool changeFlag = false;
			if(patrolLength >= 3){
				for(int r = 0; r < 1000; r++){
					int rnd1 = r*10007%(patrolLength-2)+1;
					int rnd2 = r*99991%(patrolLength-2)+1;
 					if(rnd2 <= rnd1){
						continue;
					}
					int node1 = patrolRoute[rnd1-1];
					int node2 = patrolRoute[rnd1];
					int node3 = patrolRoute[rnd2];
					int node4 = patrolRoute[rnd2+1];
					int beforeCost = D[node1][node2] + D[node3][node4];
 					int afterCost = D[node1][node3] + D[node2][node4];
					if(afterCost < beforeCost){
						std::vector<int> tmpRoute;
						for(int i = 0; i < rnd1; i++){
							tmpRoute.push_back(patrolRoute[i]);
						}
						for(int i = rnd2; i >= rnd1; i--){
							tmpRoute.push_back(patrolRoute[i]);
						}
						for(int i = rnd2+1; i < patrolLength; i++){
							tmpRoute.push_back(patrolRoute[i]);
						}
						long long tmpScore = 0;
						int tmpTime = t;
						for(int i = 1; i < patrolLength; i++){
							int node = tmpRoute[i];
							tmpTime += D[tmpRoute[i-1]][tmpRoute[i]];
							for(int j = 0; j < nodeToOrder[node].size(); j++){
								int id = nodeToOrder[node][j];
								if(orderFlag[id] == 1){
									tmpScore += Tmax * Tmax - (tmpTime - ORDER[id].first) * (tmpTime - ORDER[id].first);
								}
							}
						}
						if(tmpScore > patrolScore){
							patrolRoute = tmpRoute;
							changeFlag = true;
							patrolScore = tmpScore;
							patrolCost += afterCost - beforeCost;
						}
					}
				}
            }
			if(!changeFlag){
				patrolRoute.clear();
			}
			int mintarget = -1;
			int mincost = 999999999;
			for(int j = 1; j < V; j++){
				if(unloadedBaggageCount[j] > 0){
					int cost = 10 * (D[nowNode][0]+D[0][j]) * 100 / (100 + unloadedBaggageSum) / (unloadedBaggageCount[j] + loadedBaggageCount[j]);
					if(cost <= mincost){
						mintarget = 0;
						mincost = cost;
					}
				}
				if(loadedBaggageCount[j] > 0){
					int cost = 10 * D[nowNode][j] * (1 + unloadedBaggageCount[j]) / 1 / loadedBaggageCount[j];
					if(cost < mincost){
						mintarget = j;
						mincost = cost;
					}
				}
			}
			if(mintarget > 0 && patrolRoute.size()>0){
				mintarget = patrolRoute[1];
			}
			if(mintarget == -1 && nowNode > 0){
				mintarget = 0;
			}
			int minNextCost = 999999999;
			if(mintarget >= 0){
				for(int j = 0; j < G[nowNode].size(); j++){
					if(D[G[nowNode][j].first][mintarget] < minNextCost){
						ans = G[nowNode][j].first + 1;
						targetNode = ans - 1;
						remainDist = G[nowNode][j].second - 1;
						minNextCost = D[G[nowNode][j].first][mintarget];
					}
				}
			}
		} else {
			ans = targetNode + 1;
			remainDist--;
		}
		std::cout << ans << std::endl;
		//if(t % 1000 == 999){
		//	std::cerr << msec() << " " << ORDER.size() << " " << unloadedBaggageSum << "-" << loadedBbaggageSum << "-" << deliveredCount << " " << D[nowNode][0] << std::endl;
		//}
	}
	std::cerr << msec() << " " << score << " " << deliveredSum << std::endl;
	std::cerr << score * 30 << std::endl;
	return 0;
}


Measured memory_bytes: 1792