#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>

using namespace std;

using Int = long long;

template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }
#define COLOR(s) ("\x1b[" s "m")


struct Hld {
  int n, rt;
  // needs to be tree
  // vertex lists
  // modified in build(rt) (parent removed, heavy child first)
  vector<vector<int>> graph;
  vector<int> sz, par, dep;
  int zeit;
  vector<int> dis, fin, sid;
  // head vertex (minimum depth) in heavy path
  vector<int> head;

  Hld() : n(0), rt(-1), zeit(0) {}
  explicit Hld(int n_) : n(n_), rt(-1), graph(n), zeit(0) {}
  void ae(int u, int v) {
    assert(0 <= u); assert(u < n);
    assert(0 <= v); assert(v < n);
    graph[u].push_back(v);
    graph[v].push_back(u);
  }

  void dfsSz(int u) {
    sz[u] = 1;
    for (const int v : graph[u]) {
      auto it = std::find(graph[v].begin(), graph[v].end(), u);
      if (it != graph[v].end()) graph[v].erase(it);
      par[v] = u;
      dep[v] = dep[u] + 1;
      dfsSz(v);
      sz[u] += sz[v];
    }
  }
  void dfsHld(int u) {
    dis[u] = zeit++;
    const int deg = graph[u].size();
    if (deg > 0) {
      int vm = graph[u][0];
      int jm = 0;
      for (int j = 1; j < deg; ++j) {
        const int v = graph[u][j];
        if (sz[vm] < sz[v]) {
          vm = v;
          jm = j;
        }
      }
      swap(graph[u][0], graph[u][jm]);
      head[vm] = head[u];
      dfsHld(vm);
      for (int j = 1; j < deg; ++j) {
        const int v = graph[u][j];
        head[v] = v;
        dfsHld(v);
      }
    }
    fin[u] = zeit;
  }
  void build(int rt_) {
    assert(0 <= rt_); assert(rt_ < n);
    rt = rt_;
    sz.assign(n, 0);
    par.assign(n, -1);
    dep.assign(n, -1);
    dep[rt] = 0;
    dfsSz(rt);
    zeit = 0;
    dis.assign(n, -1);
    fin.assign(n, -1);
    head.assign(n, -1);
    head[rt] = rt;
    dfsHld(rt);
    assert(zeit == n);
    sid.assign(n, -1);
    for (int u = 0; u < n; ++u) sid[dis[u]] = u;
  }

  friend ostream &operator<<(ostream &os, const Hld &hld) {
    const int maxDep = *max_element(hld.dep.begin(), hld.dep.end());
    vector<string> ss(2 * maxDep + 1);
    int pos = 0, maxPos = 0;
    for (int j = 0; j < hld.n; ++j) {
      const int u = hld.sid[j];
      const int d = hld.dep[u];
      if (hld.head[u] == u) {
        if (j != 0) {
          pos = maxPos + 1;
          ss[2 * d - 1].resize(pos, '-');
          ss[2 * d - 1] += '+';
        }
      } else {
        ss[2 * d - 1].resize(pos, ' ');
        ss[2 * d - 1] += '|';
      }
      ss[2 * d].resize(pos, ' ');
      ss[2 * d] += std::to_string(u);
      if (maxPos < static_cast<int>(ss[2 * d].size())) {
        maxPos = ss[2 * d].size();
      }
    }
    for (int d = 0; d <= 2 * maxDep; ++d) os << ss[d] << '\n';
    return os;
  }

  bool contains(int u, int v) const {
    return (dis[u] <= dis[v] && dis[v] < fin[u]);
  }
  int lca(int u, int v) const {
    assert(0 <= u); assert(u < n);
    assert(0 <= v); assert(v < n);
    for (; head[u] != head[v]; ) (dis[u] > dis[v]) ? (u = par[head[u]]) : (v = par[head[v]]);
    return (dis[u] > dis[v]) ? v : u;
  }
  int jumpUp(int u, int d) const {
    assert(0 <= u); assert(u < n);
    assert(d >= 0);
    if (dep[u] < d) return -1;
    const int tar = dep[u] - d;
    for (u = head[u]; ; u = head[par[u]]) {
      if (dep[u] <= tar) return sid[dis[u] + (tar - dep[u])];
    }
  }
  int jump(int u, int v, int d) const {
    assert(0 <= u); assert(u < n);
    assert(0 <= v); assert(v < n);
    assert(d >= 0);
    const int l = lca(u, v);
    const int du = dep[u] - dep[l], dv = dep[v] - dep[l];
    if (d <= du) {
      return jumpUp(u, d);
    } else if (d <= du + dv) {
      return jumpUp(v, du + dv - d);
    } else {
      return -1;
    }
  }
  // [u, v) or [u, v]
  template <class F> void doPathUp(int u, int v, bool inclusive, F f) const {
    assert(contains(v, u));
    for (; head[u] != head[v]; u = par[head[u]]) f(dis[head[u]], dis[u] + 1);
    if (inclusive) {
      f(dis[v], dis[u] + 1);
    } else {
      if (v != u) f(dis[v] + 1, dis[u] + 1);
    }
  }
  // not path order, include lca(u, v) or not
  template <class F> void doPath(int u, int v, bool inclusive, F f) const {
    const int l = lca(u, v);
    doPathUp(u, l, false, f);
    doPathUp(v, l, inclusive, f);
  }

  // (vs, ps): compressed tree
  // vs: DFS order (sorted by dis)
  // vs[ps[x]]: the parent of vs[x]
  // ids[vs[x]] = x, not set for non-tree vertex
  vector<int> ids;
  pair<vector<int>, vector<int>> compress(vector<int> us) {
    // O(n) first time
    ids.resize(n, -1);
    std::sort(us.begin(), us.end(), [&](int u, int v) -> bool {
      return (dis[u] < dis[v]);
    });
    us.erase(std::unique(us.begin(), us.end()), us.end());
    int usLen = us.size();
    assert(usLen >= 1);
    for (int x = 1; x < usLen; ++x) us.push_back(lca(us[x - 1], us[x]));
    std::sort(us.begin(), us.end(), [&](int u, int v) -> bool {
      return (dis[u] < dis[v]);
    });
    us.erase(std::unique(us.begin(), us.end()), us.end());
    usLen = us.size();
    for (int x = 0; x < usLen; ++x) ids[us[x]] = x;
    vector<int> ps(usLen, -1);
    for (int x = 1; x < usLen; ++x) ps[x] = ids[lca(us[x - 1], us[x])];
    return make_pair(us, ps);
  }
};

////////////////////////////////////////////////////////////////////////////////


int N;
vector<int> A, B;
int Q;
vector<int> X, Y, D;

vector<vector<int>> graph;
Hld hld;


namespace brute {
vector<int> run() {
cerr<<"[brute::run]"<<endl;
  vector<int> ans(Q, 0);
  for (int q = 0; q < Q; ++q) {
    const int x = X[q], y = Y[q];
    const int l = hld.lca(x, y);
    queue<int> que;
    vector<int> dist(N, -1);
    auto reach = [&](int v, int c) -> void {
      if (!~dist[v]) {
        dist[v] = c;
        que.push(v);
      }
    };
    for (int u = x; u != l; u = hld.par[u]) reach(u, 0);
    for (int u = y; u != l; u = hld.par[u]) reach(u, 0);
    reach(l, 0);
    for (; !que.empty(); ) {
      const int u = que.front();
      que.pop();
      for (const int v : graph[u]) reach(v, dist[u] + 1);
    }
    for (int u = 0; u < N; ++u) if (dist[u] <= D[q]) {
      ++ans[q];
    }
  }
  return ans;
}
}  // brute


namespace sub3 {
vector<vector<pair<int, pair<int, int>>>> ess;
vector<int> ans;

vector<int> sz, del;
void dfsSz(int u, int p) {
  sz[u] = 1;
  for (const int v : graph[u]) if (p != v) {
    dfsSz(v, u);
    sz[u] += sz[v];
  }
}
string dfsString(int u, int p) {
  ostringstream oss;
  oss << "[" << u;
  for (const int v : graph[u]) if (!del[v] && p != v) {
    oss << " " << dfsString(v, u);
  }
  oss << "]";
  return oss.str();
}
/// vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
vector<int> par, dep;
vector<vector<int>> uss, fss;
void dfs(int j, int u, int p, int d) {
  par[u] = p;
  dep[u] = d;
  uss[j].push_back(u);
  if ((int)fss[j].size() < d + 1) fss[j].resize(d + 1, 0);
  ++fss[j][d];
  for (const int v : graph[u]) if (!del[v] && p != v) {
    dfs(j, v, u, d + 1);
  }
}
/// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
void solveSubtree(int depth, int r) {
#ifdef LOCAL
  cerr << string(2 * depth, ' ') << "solveSubtree " << dfsString(r, -1) << endl;
#endif
  vector<int> vs;
  for (const int v : graph[r]) if (!del[v]) {
    vs.push_back(v);
  }
  const int len = vs.size();
  /// vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
  sort(vs.begin(), vs.end());
  uss.assign(len, {});
  fss.assign(len + 1, vector<int>(2, 0));
  for (int j = 0; j < len; ++j) {
    dfs(j, vs[j], r, 1);
  }
  int mx = 2;
  for (int j = 0; j < len; ++j) {
    chmax(mx, (int)fss[j].size());
  }
  fss[len].assign(mx, 0);
  par[r] = -1;
  dep[r] = 0;
  ++fss[len][0];
  for (int j = 0; j < len; ++j) {
    for (int d = 0; d < (int)fss[j].size(); ++d) {
      fss[len][d] += fss[j][d];
    }
  }
  for (int j = 0; j <= len; ++j) {
    for (int d = 1; d < (int)fss[j].size(); ++d) {
      fss[j][d] += fss[j][d - 1];
    }
  }
// cerr<<string(2*depth,' ')<<"uss = "<<uss<<", fss = "<<fss<<endl;
  auto get = [&](int j, int d) -> int {
    return fss[j][min(d, (int)fss[j].size() - 1)];
  };
  for (const auto &e : ess[r]) {
    const int q = e.first;
    ans[q] += get(len, D[q]);
    for (const int v : {e.second.first, e.second.second}) {
      const int j = lower_bound(vs.begin(), vs.end(), v) - vs.begin();
      if (j < len && vs[j] == v) {
        ans[q] -= get(j, D[q]);
      }
    }
  }
  for (int j = 0; j < len; ++j) {
    for (const int u : uss[j]) {
      for (const auto &e : ess[u]) {
        const int q = e.first;
        if (par[u] != e.second.first && par[u] != e.second.second && dep[u] <= D[q]) {
          ans[q] += get(len, D[q] - dep[u]);
          ans[q] -= get(j, D[q] - dep[u]);
        }
      }
    }
  }
  /// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
}
void solveRec(int depth, int u) {
  for (; ; ) {
    int vm = -1;
    for (const int v : graph[u]) if (!del[v]) {
      if (!~vm || sz[vm] < sz[v]) {
        vm = v;
      }
    }
    if (!~vm || 2 * sz[vm] <= sz[u]) {
      solveSubtree(depth, u);
      del[u] = 1;
      for (const int v : graph[u]) if (!del[v]) {
        solveRec(depth + 1, v);
      }
      break;
    } else {
      sz[u] -= sz[vm];
      sz[vm] += sz[u];
      u = vm;
    }
  }
}
void centroidDecomp() {
  sz.assign(N, 0);
  dfsSz(0, -1);
  del.assign(N, 0);
  par.resize(N);
  dep.resize(N);
  solveRec(0, 0);
}

vector<int> run() {
cerr<<"[sub3::run]"<<endl;
  ess.assign(N, {});
  for (int q = 0; q < Q; ++q) {
    const int x = X[q], y = Y[q];
    const int l = hld.lca(x, y);
    vector<int> us, vs;
    for (int u = x; u != l; u = hld.par[u]) us.push_back(u);
    us.push_back(l);
    for (int u = y; u != l; u = hld.par[u]) vs.push_back(u);
    reverse(vs.begin(), vs.end());
    us.insert(us.end(), vs.begin(), vs.end());
    const int usLen = us.size();
// cerr<<us<<endl;
    for (int j = 0; j < usLen; ++j) {
      const int uL = (j - 1 >= 0) ? us[j - 1] : -1;
      const int u = us[j];
      const int uR = (j + 1 < usLen) ? us[j + 1] : -1;
      ess[u].emplace_back(q, make_pair(uL, uR));
    }
  }
  ans.assign(Q, 0);
  centroidDecomp();
  return ans;
}
}  // sub3


namespace sub4 {
vector<vector<int>> jss;
int calc(int u, int d) {
  if (d >= N) return 0;
  const auto &js = jss[d];
  const int posDis = lower_bound(js.begin(), js.end(), hld.dis[u]) - js.begin();
  const int posFin = lower_bound(js.begin(), js.end(), hld.fin[u]) - js.begin();
  return posFin - posDis;
}
vector<int> run() {
cerr<<"[sub4::run]"<<endl;
  jss.assign(N, {});
  for (int j = 0; j < N; ++j) {
    jss[hld.dep[hld.sid[j]]].push_back(j);
  }
  vector<int> ans(Q, 0);
  for (int q = 0; q < Q; ++q) {
    const int x = X[q], y = Y[q];
    const int l = hld.lca(x, y);
    for (int u = x; u != l; u = hld.par[u]) ans[q] += calc(u, hld.dep[u] + D[q]);
    for (int u = y; u != l; u = hld.par[u]) ans[q] += calc(u, hld.dep[u] + D[q]);
    ans[q] += calc(l, hld.dep[l] + D[q]);
    {
      int d = hld.dep[l];
      int u = l;
      for (int k = D[q]; --k >= 0; ) {
        ans[q] += calc(u, d + k);
        --d;
        u = hld.par[u];
        if (!~u) u = 0;
        ans[q] += calc(u, d + k);
      }
    }
  }
  return ans;
}
}  // sub4


int main() {
  for (; ~scanf("%d", &N); ) {
    A.resize(N - 1);
    B.resize(N - 1);
    for (int i = 0; i < N - 1; ++i) {
      scanf("%d%d", &A[i], &B[i]);
      --A[i];
      --B[i];
    }
    scanf("%d", &Q);
    X.resize(Q);
    Y.resize(Q);
    D.resize(Q);
    for (int q = 0; q < Q; ++q) {
      scanf("%d%d%d", &X[q], &Y[q], &D[q]);
      --X[q];
      --Y[q];
    }
    
    graph.assign(N, {});
    hld = Hld(N);
    for (int i = 0; i < N - 1; ++i) {
      graph[A[i]].push_back(B[i]);
      graph[B[i]].push_back(A[i]);
      hld.ae(A[i], B[i]);
    }
    hld.build(0);
    
    const int maxD = *max_element(D.begin(), D.end());
    
    vector<int> ans;
    if (maxD <= 20) {
      ans = sub4::run();
    } else if (N <= 5000 && Q <= 5000) {
      ans = brute::run();
    } else {
      ans = sub3::run();
    }
    for (int q = 0; q < Q; ++q) {
      printf("%d\n", ans[q]);
    }
  }
  return 0;
}