#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using P = pair<int, int>;
using vi = vector<int>;
using vvi = vector<vector<int>>;
using vll = vector<ll>;
using vvll = vector<vector<ll>>;
const double eps = 1e-10;
const ll MOD = 1000000007;
const int INF = 1000000000;
const ll LINF = 1ll<<50;
template<typename T>
void printv(const vector<T>& s) {
  for(int i=0;i<(int)(s.size());++i) {
    cout << s[i];
    if(i == (int)(s.size())-1) cout << endl;
    else cout << " ";
  }
}
template<typename T1, typename T2>
ostream& operator<<(ostream &os, const pair<T1, T2> p) {
  os << p.first << ":" << p.second;
  return os;
}
using Point = std::complex<ld>;
const ld pi = acos(-1.0);
namespace std {
bool operator<(const Point &lhs, const Point &rhs) {
  if (lhs.real() < rhs.real() - eps) return true;
  if (lhs.real() > rhs.real() + eps) return false;
  return lhs.imag() < rhs.imag();
}
}
Point input_point() {
  ld x, y;
  std::cin >> x >> y;
  return Point(x, y);
}
bool eq(ld a, ld b) { return (abs(a - b) < eps); }
ld dot(Point a, Point b) { return real(conj(a) * b); }
ld cross(Point a, Point b) { return imag(conj(a) * b); }
int ccw(Point a, Point b, Point c) {
  b -= a;
  c -= a;
  if (cross(b, c) > eps) return 1;
  if (cross(b, c) < -eps) return -1;
  if (dot(b, c) < 0) return 2;
  if (norm(b) < norm(c)) return -2;
  return 0;
}
class Line {
 public:
  Point a, b;
  Line() : a(Point(0, 0)), b(Point(0, 0)) {}
  Line(Point a, Point b) : a(a), b(b) {}
};
ld dot(Line l, Line m) { return dot((l.a - l.b), (m.a - m.b)); }
bool isis_ll(Line l, Line m) { return !eq(cross(l.b - l.a, m.b - m.a), 0); }
bool isis_ls(Line l, Line s) {
  return isis_ll(l, s) &&
         (cross(l.b - l.a, s.a - l.a) * cross(l.b - l.a, s.b - l.a) < eps);
}
bool isis_ss(Line s, Line t) {
  return ccw(s.a, s.b, t.a) * ccw(s.a, s.b, t.b) <= 0 &&
         ccw(t.a, t.b, s.a) * ccw(t.a, t.b, s.b) <= 0;
}
bool isis_lp(Line l, Point p) { return (abs(cross(l.b - p, l.a - p)) < eps); }
bool isis_sp(Line s, Point p) {
  return (abs(s.a - p) + abs(s.b - p) - abs(s.b - s.a) < eps);
}
Point proj(Line l, Point p) {
  ld t = dot(p - l.a, l.a - l.b) / norm(l.a - l.b);
  return l.a + t * (l.a - l.b);
}
Point is_ll(Line l, Line m) {
  Point lv = l.b - l.a, mv = m.b - m.a;
  assert(cross(lv, mv) != 0);
  return l.a + lv * cross(mv, m.a - l.a) / cross(mv, lv);
}
ld dist_lp(Line l, Point p) { return abs(p - proj(l, p)); }
ld dist_ll(Line l, Line m) { return isis_ll(l, m) ? 0 : dist_lp(l, m.a); }
ld dist_ls(Line l, Line s) {
  return isis_ls(l, s) ? 0 : std::min(dist_lp(l, s.a), dist_lp(l, s.b));
}
ld dist_sp(Line s, Point p) {
  Point r = proj(s, p);
  return isis_sp(s, r) ? abs(r - p) : std::min(abs(s.a - p), abs(s.b - p));
}
ld dist_ss(Line s, Line t) {
  if (isis_ss(s, t)) return 0;
  return std::min(
      {dist_sp(s, t.a), dist_sp(s, t.b), dist_sp(t, s.a), dist_sp(t, s.b)});
}
Line bisector(Point a, Point b) {
  Point mid = (a + b) * Point(0.5, 0);
  return Line(mid, mid + (b - a) * Point(0, pi / 2));
}
ld degree_ll(Line l, Line m) {
  ld cos_shita = dot(l, m) / (abs(l.b - l.a) * abs(m.b - m.a));
  if (cos_shita < -1.0) cos_shita = -1.0;
  if (cos_shita > 1.0) cos_shita = 1.0;
  ld shita = acos(cos_shita);
  return shita;
}
void solve() {
  auto p1 = input_point();
  auto p2 = input_point();
  Line newl(p1, p2);
  int n; cin >> n;
  vector<pair<Line, int>> v(n);
  for(int i=0;i<n;++i) {
    auto p1 = input_point();
    auto p2 = input_point();
    Line l(p1, p2);
    int a, b; cin >> a >> b;
    v[i] = {l, a ^ b};
  }
  vector<pair<double, int>> d;
  for(int i=0;i<n;++i) {
    if(isis_ss(newl, v[i].first)) {
      d.push_back({abs(newl.a - is_ll(newl, v[i].first)), i});
    }
  }
  sort(d.begin(), d.end());
  int cnt = 0;
  for(int i=0;i<(int)(d.size())-1;++i) {
    cnt += (v[d[i].second].second != v[d[i+1].second].second);
  }
  cout << cnt << endl;
}
int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  cout << fixed << setprecision(10);
  int q; cin >> q;
  while(q) {
    q--;
    solve();
  }
}

