#include <stdio.h>
FILE*in = fopen("grendizer.in","r");
FILE*out= fopen("grendizer.out","w");
long long n,m;

struct coord{ int x,y;} xy[100001];

long long abs(long long x){
    if(x>0) return x;
    return -x;
}

int main(){
    long long i,j,x,y,r,k;

    fscanf(in,"%lld%lld",&n,&m);

    for(i=1;i<=n;++i)
       fscanf(in,"%d%d",&xy[i].x,&xy[i].y);

    for(i=1;i<=m;++i){
       k=0;
       fscanf(in,"%lld%lld%lld",&x,&y,&r);
       if(r<1000)
	  for(j=1;j<=n;++j)
	     if(abs(x-xy[j].x)+abs(y-xy[j].y) ==r)++k;

       fprintf(out,"%lld\n",k);
    }


    return 0;
}