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

#define REP(i,s,e) for (i = s; i <= e; i++)
#define rep(i,n) REP (i,0,(int)(n)-1)
#define RREP(i,s,e) for (i = s; i >= e; i--)
#define rrep(i,n) RREP (i,(int)(n)-1,0)
#define INF (int)1e8
#define MOD (int)(1e9+7)

typedef long long ll;

int frac[2000100];

int inv(ll x) {
    int n = MOD-2;
    ll ret = 1;
    while (n > 0) {
        if (n % 2) ret *= x, ret %= MOD;
        x *= x;
        x %= MOD;
        n /= 2;
    }
    return ret;
}

int C(int n, int k) {
    if (n < k)
        return 0;
    else
        return 1LL * frac[n] * inv(frac[k]) % MOD * inv(frac[n-k]) % MOD;
}

int P(int n, int k) {
    if (n < k)
        return 0;
    else
        return 1LL * frac[n] * inv(frac[n-k]) % MOD;
}

int H(int n, int k) {
    if (n == 0) {
        if (k == 0)
            return 1;
        else
            return 0;
    }
    else
        return C(n+k-1,k);
}

int main(void) {
    int t;
    ll i;
    frac[0] = 1;
    REP (i,1,2000000) frac[i] = (frac[i-1] * i) % MOD;
    cin >> t;
    while (t--) {
        string s;
        int n, k;
        size_t pos;
        cin >> s;
        n = stoi(s.substr(2),&pos);
        k = stoi(s.substr(3+pos));
        if (s[0] == 'C') cout << C(n,k) << endl;
        else if (s[0] == 'P') cout << P(n,k) << endl;
        else if (s[0] == 'H') cout << H(n,k) << endl;
    }
    return 0;
}