#include<iostream>
#include<cstdio>
using namespace std;
int n;
struct ff
{
	int a;string b;
}f[11111];
int main()
{
	freopen("asm_talk.in","r",stdin);
	freopen("asm_talk.out","w",stdout);
	cin>>n;
	for(int i=0;i<n;i++)
		cin>>f[i].a>>f[i].b;
	for(int i=0;i<n;i++)
		if(f[i].a==2)
		{
			bool zhaodao=0;
			for(int j=0;j<i;j++)
			{
				if(f[j].a==2)
					continue;
				if(f[i].b.size()!=f[j].b.size())
					continue;
				zhaodao=1;
				for(unsigned int k=0;k<f[i].b.size();k++)
				{
					if(f[i].b[k]=='*');
					else if(f[i].b[k]==f[j].b[k]);
					else zhaodao=0;
				}
				if(zhaodao)
					break;
			}
			if(zhaodao)
				cout<<"YES"<<endl;
			else
				cout<<"NO"<<endl;
		}
	return 0;
}