#include<bits/stdc++.h>
using namespace std;
int n, t, s, dx[1001], dy[1001], x[1001], y[1001], ans;

int main() {
	scanf("%d", &t);
	while (t--) {
		ans = 0;                                        //注意将ans归0
		scanf("%d%d", &n, &s);
		for (int i = 1; i <= n; i++) {
			scanf("%d%d%d%d", &dx[i], &dy[i], &x[i], &y[i]);
			if (dx[i] == -1 && dy[i] == 1) {            //向右上方
				if (s - x[i] == y[i]) {
					ans++;
				}
			} else if (dx[i] == dy[i]) {                //向左上或右下方
				if (x[i] == y[i]) {
					ans++;
				}
			} else if (dx[i] == 1 && dy[i] == -1) {     //向左下方
				if (s - x[i] == y[i]) {
					ans++;
				}
			}
		}
		printf("%d\n", ans);
	}
	return 0;
}