#include <iostream>
#include <vector>
using namespace std;
string tar;
char win(char p1,char p2) {
    if (p1 == 'S') {
        if (p2 == 'S') {
            return 'S';
        }
        else if (p2 == 'P') {
            return 'S';
        }
        else {
            return 'R';
        }
    }
    else if (p1 == 'P') {
        if (p2 == 'S') {
            return 'S';
        }
        else if (p2 == 'P') {
            return 'P';
        }
        else {
            return 'P';
        }
    }
    else {
        if (p2== 'S') {
            return 'R';
        }
        else if (p2 == 'P') {
            return 'P';
        }
        else {
            return 'R';
        }
    }
    return '$';
}
char solve(int l,int r) {
    if (r - l+1 <= 2) {
        return win(tar[r], tar[l]);
    }
    int midl = (l + r) / 2, midr = (l + r) / 2 + 1;
    if ((r - l + 1) % 2) {
        int mid = midl;
        midl--;
        char a= solve(l, midl), b= solve(midr, r);
        if (win(a, tar[mid]) != tar[mid]) {
            return a;
        }
        else if (win(b, tar[mid]) != tar[mid]) {
            return b;
        }
        else {
            return win(a, b);
        }
    }
    else {
        char who = win(tar[midl], tar[midr]);
        if (who == tar[midl] && who == tar[midr]) {
            return win(solve(l, midl - 1), solve(midr + 1, r));
        }
        else if (who == tar[midl]) {
            return solve(l, midl - 1);
        }
        else {
            return solve(midr + 1, r);
        }
    }
}
int main()
{
    int t;
    cin >> t;
    while (t--) {
        cin >> tar;
        tar = '$' + tar;
        cout<<solve(1, tar.size()-1)<<"\n";
    }
    return 0;
}