#include<fstream.h>
#include<math.h>
long long int n,m,h[100001][2],i,x,y,r,boom;
int main()
{
 ifstream in("grendizer.in");
 ofstream out("grendizer.out");
 in>>n>>m;
 for(i=1;i<=n;i++)
   in>>h[i][0]>>h[i][1];
 while(m)
 {
   in>>x>>y>>r;
   boom=0;
   for(i=1;i<=n;i++)
     if(abs(x-h[i][0])+abs(y-h[i][1])==r) boom++;
   out<<boom<<'\n';
   m--;
 }
 return 0;
}