#include<stdio.h>
FILE *f=fopen("grendizer.in","r"),
     *g=fopen("grendizer.out","w");
int a[100007][2];
int n,i,j,m,x,y,r,k;
int abs(int x)
{ if(x>0) return x;
  return -x;
}
int man(int x,int y,int x2,int y2)  
{ return abs(x-x2)+abs(y-y2);
}
int main()
{ fscanf(f,"%d %d",&n,&m);
  for(i=1;i<=n;++i) fscanf(f,"%d %d",&a[i][0],&a[i][1]);
  for(i=1;i<=m;++i) { k=0;
                      fscanf(f,"%d %d %d",&x,&y,&r);
                      for(j=1;j<=n;++j) if(man(x,y,a[j][0],a[j][1])==r) ++k;
                      fprintf(g,"%d\n",k);
                      }  
  fclose(f);
  fclose(g);
  return 0;
}