九度 1203

 

#include <cstdio>
#include <iostream>
using namespace std;

#ifdef ONLINE_JUDGE                                   
#define FINPUT(file)  0
#define FOUTPUT(file) 0
#else                                                
#define FINPUT(file)  freopen(file,"r",stdin)
#define FOUTPUT(file) freopen(file,"w",stdout)
#endif


int main()
{
    FINPUT("in.txt");
    FOUTPUT("out.txt");
    
    int n;
    while(cin>>n && n)
    {
    	for (int i = 0; i < n; ++i)
    	{
    		int p1,p2,p3,p4;
    		char c;
    		cin>>p1>>c>>p2>>c>>p3>>c>>p4;
    		if(p1>=0&&p1<=255&&p2>=0&&p2<=255&&p3>=0&&p3<=255&&p4>=0&&p4<=255)
    			cout<<"Yes!"<<endl;
    		else
    			cout<<"No!"<<endl;
    	}
    }
    return 0;
}