#include<iostream>
#include<cmath>
using namespace std;
 
int main(){
	int n,d,a,b;
	double cur;
	cin>>n>>d;
	for(int i=1;i<=n;i++){
		cin>>a>>b;
		cur=sqrt(abs(a)*abs(a)+abs(b)+abs(b));
		if(cur<=d) cout<<"Yes"<<endl;
		else cout<<"No"<<endl;
	}
	return 0;
}