const nmax=100000;
type cord=record
         x,y:longint;
         end;
var f,g:text;
v:array[1..nmax]of cord;
x,y,r,i,j,n,m,k:longint;
begin
assign(f,'grendizer.in');
reset(f);
assign(g,'grendizer.out');
rewrite(g);
readln(f,n,m);
for i:=1 to n do
  readln(f,v[i].x,v[i].y);
for i:=1 to m do
 begin
    readln(f,x,y,r);
    k:=0;
    for j:=1 to n do
           if (abs(v[j].x-x)+abs(v[j].y-y))=r then k:=k+1;
    writeln(g,k);
 end;
close(g);
end.