#include <bits/stdc++.h>
using namespace std;

template <typename T>
struct BinaryIndexedTree {
    int N;
    vector<T>bit;
    BinaryIndexedTree(){}
    BinaryIndexedTree(int x) {
        N = x;
        bit.resize(x+1);
    }
    void add(int x,T y) {
        while(x <= N) {
            bit[x] += y;
            x += x&-x;
        }
    }
    T sum(int x) {
        T res = 0;
        while(x) {
            res += bit[x];
            x -= x&-x;
        }
        return res;
    }
    inline T sum(int l, int r) {//[l,r]
        return sum(r)-sum(l-1);
    }
    inline T operator[](int k) {
        return sum(k)-sum(k-1);
    }
};

struct HLD {
    vector<int>p,sz,in,nxt;
    BinaryIndexedTree<long long> bit;
    void dfs1(vector<vector<int>>&c,int v = 0) {
        sz[v] = 1;
        for(int &w:c[v]) {
            dfs1(c,w);
            sz[v] += sz[w];
            if(sz[w] > sz[c[v][0]]) {
                swap(w,c[v][0]);
            }
        }
    }
    void dfs2(vector<vector<int>>&c,int &t,int v = 0) {
        in[v] = t;
        t++;
        for(int w:c[v]) {
            if(w == c[v][0]) {
                nxt[w] = nxt[v];
            }
            else {
                nxt[w] = w;
            }
            dfs2(c,t,w);
        }
    }
    HLD(vector<long long>&A,vector<int>&p,vector<vector<int>>&c):p(p) {
        int N = A.size();
        sz.resize(N,0);
        dfs1(c);
        in.resize(N,0);
        nxt.resize(N,0);
        int t = 0;
        dfs2(c,t);
        vector<long long>tmp(N);
        for(int i = 0; i < N; i++) {
            tmp[in[i]] = A[i];
        }
        BinaryIndexedTree<long long>init(tmp.size());
        for(int i = 0; i < tmp.size(); i++) {
            init.add(i+1,tmp[i]);
        }
        bit = init;
    }
    int lca(int u,int v) {
        while(true) {
            if(in[u] > in[v]) {
                swap(u,v);
            }
            if(nxt[u] == nxt[v]) {
                return u;
            }
            v = p[nxt[v]];
        }
    }
    void update(int v,long long x) {
        bit.add(in[v]+1,x);
    }
    long long query(int u,int v) {
        int w = lca(u,v);
        long long ans = 0;
        while(nxt[u] != nxt[w]) {
            ans += bit.sum(in[nxt[u]]+1,in[u]+1);
            u = p[nxt[u]];
        }
        ans += bit.sum(in[w]+2,in[u]+1);
        while(nxt[v] != nxt[w]) {
            ans += bit.sum(in[nxt[v]]+1,in[v]+1);
            v = p[nxt[v]];
        }
        ans += bit.sum(in[w]+2,in[v]+1);
        return ans;
    }
};

int now = 0;
int cnt[100100];

void dfs(int n,vector<vector<int>>&c) {
    cnt[n] = now;
    now++;
    for(int i:c[n]) {
        dfs(i,c);
    }
}

bool chmax(int &x,int y) {
    if(x < y) {
        x = y;
        return true;
    }
    return false;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int N;
    cin >> N;
    vector<vector<pair<int,int>>>ki(N);
    for(int i = 0; i < N-1; i++) {
        int u,v,w;
        cin >> u >> v >> w;
        ki[u].push_back({v,w});
        ki[v].push_back({u,w});
    }
    vector<int>p(N,-1);
    vector<vector<int>>c(N);
    queue<int>que;
    que.push(0);
    vector<long long>A(N);
    while (!que.empty()) {
        int x = que.front();
        que.pop();
        for(auto i:ki[x]) {
            if(i.first != 0 && p[i.first] == -1) {
                p[i.first] = x;
                c[x].push_back(i.first);
                que.push(i.first);
                A[i.first] = i.second;
            }
        }
    }
    HLD hld(A,p,c);
    dfs(0,c);
    int Q;
    cin >> Q;
    while (Q--) {
        int K;
        cin >> K;
        vector<int>A(K);
        vector<pair<int,int>>tmp;
        for(int i = 0; i < K; i++) {
            cin >> A[i];
            tmp.push_back({cnt[A[i]],A[i]});
        }
        sort(tmp.begin(),tmp.end());
        long long ans = 0;
        for(int i = 0; i < K; i++) {
            ans += hld.query(tmp[i].second,tmp[(i+1)%K].second);
        }
        cout << ans/2 << '\n';
    }
}