#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <numeric>
#include <functional>
#include <cmath>
#include <queue>
#include <stack>

#define repd(i,a,b) for (int i=(a);i<(b);i++)
#define rep(i,n) repd(i,0,n)
#define PRIME 1000000007
#define SIZE 2000000
typedef long long ll;

using namespace std;

ll f[SIZE] = {0};

int inputValue(){
    int a;
    cin >> a;
    return a;
};

void inputArray(int * p, int a){
    rep(i, a){
        cin >> p[i];
    }
};

void inputVector(vector<int> * p, int a){
    rep(i, a){
        int input;
        cin >> input;
        p -> push_back(input);
    }
}

template <typename T>
void output(T a, int precision) {
    if(precision > 0){
        cout << setprecision(precision)  << a << "\n";
    }
    else{
        cout << a << "\n";
    }
}

ll power(ll a, int p, int mod){
    if (p == 0) return 1;
    if (p % 2 == 1){
        return a * power(a, p - 1, mod) % mod;
    }
    long long c = power(a, p / 2, mod);
    return c * c % mod;
}


ll inverse(ll a, int mod){
    return power(a, mod - 2, mod);
}

ll combination(int n, int k, int mod){
    if (n < k) return 0;
    ll temp = f[n] * inverse(f[k], mod) % mod;
    return temp * inverse(f[n - k], mod) % mod;
}
ll permutation(int n, int k, int mod){
    if (n < k) return 0;
    return f[n] * inverse(f[n - k], mod) % mod;
}
ll homogeneous(int n, int k, int mod){
    if (n == 0 && k == 0) return 1;
    return combination(n + k - 1, k, mod);
}

int main(int argc, const char * argv[]) {
    
    f[0] = 1;
    repd(i, 1, SIZE){
        f[i] = f[i - 1] * i % PRIME;
    }
    
    int T = inputValue();
    
    rep(i, T){
        char c;
        cin >> c;
        cin.ignore();
        int N = inputValue();
        cin.ignore();
        int K = inputValue();
        cin.ignore();
        if(c == 'C') output(combination(N, K, PRIME), 0);
        if(c == 'P') output(permutation(N, K, PRIME), 0);
        if(c == 'H') output(homogeneous(N, K, PRIME), 0);
    }
    
    
    return 0;
}