#include "bits/stdc++.h"
//http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=2003&lang=jp
using namespace std;
typedef long long ll;

typedef long double ld;
typedef complex<ld> Point;

const ld eps = 1e-9, 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;
	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);
}
// ??´????????????
class Line {
public:
	Point a, b;
	Line() : a(Point(0, 0)), b(Point(0, 0)) {}
	Line(Point a, Point b) : a(a), b(b) {}
	Point operator[](const int _num) {
		if (_num == 0)return a;
		else if (_num == 1)return b;
		else assert(false);
	}
};
// ????????????
class Circle {
public:
	Point p;
	ld r;
	Circle() : p(Point(0, 0)), r(0) {}
	Circle(Point p, ld r) : p(p), r(r) {}
};
// CCW
int ccw(Point a, Point b, Point c) {
	b -= a; c -= a;
	if (cross(b, c) > eps) return 1;   // a,b,c??????????¨???¨?????????????????¶
	if (cross(b, c) < -eps) return -1; // a,b,c???????¨???¨?????????????????¶
	if (dot(b, c) < 0) return 2;       // c,a,b???????????´???????????¶
	if (norm(b) < norm(c)) return -2;  // a,b,c???????????´???????????¶
	return 0;                          // a,c,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 s, Line t) {
	Point sv = s.b - s.a, tv = t.b - t.a;
	assert(cross(sv, tv) != 0);
	return s.a + sv * cross(tv, t.a - s.a) / cross(tv, sv);
}
// ??´?????¨???????????¢
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 : 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) : min(abs(s.a - p), abs(s.b - p));
}
// ????????¨??????????????¢
ld dist_ss(Line s, Line t) {
	if (isis_ss(s, t)) return 0;
	return min({ dist_sp(s, t.a), dist_sp(s, t.b), dist_sp(t, s.a), dist_sp(t, s.b) });
}

struct train {
	Point A, B;
	Line L;
	int o;
	int l;
	train() {}
	train(int xs, int ys, int xt, int yt, int o, int l) {
		A = Point(xs, ys);
		B = Point(xt, yt);
		L = Line(A, B);
		this->o = o;
		this->l = l;
	}
};

int main() {
	cin.tie(0); ios::sync_with_stdio(false);
	int T; cin >> T;
	for (int t = 1; t <= T;t++) {
		int xa, ya, xb, yb; cin >> xa >> ya >> xb >> yb;
		Point a(xa, ya), b(xb, yb);
		Line Bullet(a, b);
		int n; cin >> n;
		vector<train> trains;
		vector<pair<ld, int>> check_line;
		for (int i = 0; i < n;i++) {
			int xs, ys, xt, yt, o, l;
			cin >> xs >> ys >> xt >> yt >> o >> l;
			Line line(Point(xs, ys), Point(xt, yt));
			if (isis_ss(Bullet, line)) {
				trains.push_back(train(xs, ys, xt, yt, o, l));
				Point cross_v = is_ll(Bullet, line);
				ld dist = (cross_v.real() - xa)*(cross_v.real() - xa) + (cross_v.imag() - ya)*(cross_v.imag() - ya);
				check_line.push_back({ dist,trains.size() - 1 });
			}
		}
		sort(check_line.begin(), check_line.end());

		int c = 0;
		int pre_l = -1;
		for (int i = 0; i < check_line.size();i++) {
			int next_o = trains[check_line[i].second].o;
			int next_l = trains[check_line[i].second].l;
			if (i == 0) {
				pre_l = (next_o == 0) ? (next_l == 0 ? 1 : 0) : next_l;
				continue;
			}
			int check_l = (next_o == 0) ? (next_l == 0 ? 1 : 0) : next_l;
			if (pre_l != check_l) {
				pre_l = check_l;
				c++;
			}
		}
		cout << c << endl;
	}
}

Measured memory_bytes: 3192