bool kado(int a, int b, int c) {
  return ((a<b&&b>c)||(a>b&&b<c))&&(a!=c);
}

int N;
ll A[200010];
vector<int> notks;

bool tryk(int i, int k) {
  int kmin = max(0, k-3);
  int kmax = min(N-1, k+3);
  int vmin, vmax, wmin, wmax;
  for (int p = kmin; p <= kmax; ++p) {
    if (i == p) continue;
    vmin = max(0, p-6);
    vmax = min(N-3, p+4);
    wmin = max(0, i-6);
    wmax = min(N-3, i+4);
    swap(A[i], A[p]);
    bool ok = true;
    for (int v = vmin; v <= vmax; ++v) {
      ok &= kado(A[v], A[v+1], A[v+2]);
    }
    for (int v = wmin; v <= wmax; ++v) {
      ok &= kado(A[v], A[v+1], A[v+2]);
    }
    for (auto x : notks) {
      wmin = max(0, x-6);
      wmax = min(N-3, x+4);
      for (int v = wmin; v <= wmax; ++v) {
        ok &= kado(A[v], A[v+1], A[v+2]);
      }
    }
    swap(A[i], A[p]);
    if (ok) {
      // cout << i << ' ' << p << endl;
      // swap(A[i], A[p]);
      // wt(A(N));
      return true;
    }
  }
  return false;
}

bool solve() {
  rd(N);
  rd(A(N));
  notks.clear();
  
  REP(i, N-2) {
    if (!kado(A[i], A[i+1], A[i+2])) {
      notks.push_back(i);
    }
  }
  
  if (notks.size() > 10) {
    return false;
  }
  
  REP(i, N) {
    for (auto k : notks) {
      if (tryk(i, k)) return true;
    }
  }
  return false;
}

{
  int T;
  rd(T);
  REP(i, T) {
    if (solve()) {
      wt("Yes");
    }
    else {
      wt("No");
    }
  }
}