#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;

#define FOR(i,m,n) for(int i=(m);i<(n);++i)

const int MOD = 1000000007; // 998244353;
/*-------------------------------------------------*/
struct Combinatorics {
  Combinatorics(int MAX = 5000000, long long mod_ = MOD) : mod(mod_) {
    MAX <<= 1;
    fact.resize(MAX + 1);
    fact_inv.resize(MAX + 1);
    fact[0] = 1;
    FOR(i, 1, MAX + 1) fact[i] = fact[i - 1] * i % mod;
    fact_inv[MAX] = mod_inv(fact[MAX]);
    for (int i = MAX; i > 0; --i) fact_inv[i - 1] = fact_inv[i] * i % mod;
  }

  inline long long nCk(int n, int k) {
    if (n < 0 || n < k || k < 0) return 0;
    return fact[n] * fact_inv[k] % mod * fact_inv[n - k] % mod;
  }

  inline long long nPk(int n, int k) {
    if (n < 0 || n < k || k < 0) return 0;
    return fact[n] * fact_inv[n - k] % mod;
  }

  inline long long nHk(int n, int k) {
    if (n < 0 || k < 0) return 0;
    return (k == 0 ? 1 % mod : nCk(n + k - 1, k));
  }

private:
  long long mod;
  vector<long long> fact, fact_inv;

  pair<long long, long long> ext_gcd(long long a, long long b) {
    if (b == 0) return {1, 0};
    pair<long long, long long> pr = ext_gcd(b, a % b);
    return {pr.second, pr.first - a / b * pr.second};
  }

  long long mod_inv(long long a, long long mod = MOD) {
    a %= mod;
    if (__gcd(a, mod) != 1) return -1;
    pair<long long, long long> pr = ext_gcd(a, mod);
    return (pr.first + mod) % mod;
  }
};

int main() {
  cin.tie(0); ios::sync_with_stdio(false);
  // freopen("input.txt", "r", stdin);

  Combinatorics com(1000000);
  int t; cin >> t;
  while (t--) {
    string s; cin >> s;
    string n = "";
    int idx = 2;
    for (; ; ++idx) {
      char c = s[idx];
      if (c == ',') break;
      n += c;
    }
    string k = s.substr(idx + 1);
    if (s[0] == 'C') cout << com.nCk(stoi(n), stoi(k));
    else if (s[0] == 'P') cout << com.nPk(stoi(n), stoi(k));
    else cout << com.nHk(stoi(n), stoi(k));
    cout << '\n';
  }
  return 0;
}