#include<iostream>
using namespace std;
long mod=1e9+7,F[2<<20],I[2<<20];
long power(long a,long b){return b?power(a*a%mod,b/2)*(b%2?a:1)%mod:1;}
long P(int N,int K){return N<K?0:F[N]*I[N-K]%mod;}
long C(int N,int K){return K==0?1:N<K?0:F[N]*I[N-K]%mod*I[K]%mod;}
long H(int N,int K){return C(N-1+K,K);}
main()
{
	F[0]=1;
	for(int i=1;i<2<<20;i++)F[i]=F[i-1]*i%mod;
	I[(2<<20)-1]=power(F[(2<<20)-1],mod-2);
	for(int i=(2<<20)-1;i--;)I[i]=I[i+1]*-~i%mod;
	int T;cin>>T;
	for(;T--;)
	{
		string s;cin>>s;
		char op=s[0];
		int id=2;
		int N=0,K=0;
		while(s[id]!=',')
		{
			N=N*10+s[id]-'0';
			id++;
		}
		id++;
		while(s[id]!=')')
		{
			K=K*10+s[id]-'0';
			id++;
		}
		cout<<(op=='C'?C(N,K):op=='P'?P(N,K):H(N,K))<<endl;
	}
}