#include<stdio.h>
#include<math.h>
#include<stdlib.h>
long nr,n,m,i,j,xx,yy,r,x[1000],y[1000];
int main()
{
	freopen("grendizer.in","r",stdin);
	freopen("grendizer.out","w",stdout);

	scanf("%ld%ld",&n,&m);

	for(i=1;i<=n;++i)
	  scanf("%ld%ld",&x[i],&y[i]);

	for(i=1;i<=m;++i)
	{
	   scanf("%ld%ld%ld",&xx,&yy,&r);
	   nr=0;
	   for(j=1;j<=n;++j)
		 if(labs(xx-x[j])+labs(yy-y[j])==r) nr++;
	   printf("%ld\n",nr);
	}
	return 0;
}