#include<bits/stdc++.h>
using namespace std;
using ll = long long;
using ull = unsigned long long;
using ld = long double;
#define int long long
#define lowbit(x) (x&(-x))
#define pll pair<int,int>

int dx[] = {-1,1,0,0,-1,-1,1,1};
int dy[] = {0,0,-1,1,-1,1,-1,1};

const int N = 2e6+10;
const int mod =	998244353;
const ld eps = 1e-6;

void solve(){
    string s; cin>>s;
    string t = "";
    char l = '1';
    for(int i=0;i<s.size();i++){
        if(s[i]!=l) t += s[i];
        l = s[i];
    }
    if(t.length()==1){
        cout<<t<<"\n";
        return ;
    }
	int k = 1900;
    while(k--){
        l = '1'; s = " " + t; t = "";
        int n = s.length()-1;
        bool f = 0;
        for(int i=2;i<=n;i++){
            if(i>=2&&i<=n-1){
                if(s[i]=='P'&&s[i-1]=='S'&&s[i+1]=='S'||s[i]=='S'&&s[i-1]=='R'&&s[i+1]=='R'||s[i]=='R'&&s[i-1]=='P'&&s[i+1]=='P'){
                    f = 1;
                }else if(s[i]=='P'&&s[i-1]=='R'&&s[i+1]=='R'||s[i]=='S'&&s[i-1]=='P'&&s[i+1]=='P'||s[i]=='R'&&s[i-1]=='S'&&s[i+1]=='S'){
                    f = 1;
                }
            }
            char pp;
            if(s[i]=='R'){
                if(s[i-1]=='R'){
                    pp = 'R';
                }else if(s[i-1]=='S'){
                    pp = 'R';
                }else{
                    pp = 'P';
                }
            }else if(s[i]=='S'){
                if(s[i-1]=='R'){
                    pp = 'R';
                }else if(s[i-1]=='S'){
                    pp = 'S';
                }else{
                    pp = 'S';
                }
            }else{
                if(s[i-1]=='R'){
                    pp = 'P';
                }else if(s[i-1]=='S'){
                    pp = 'S';
                }else{
                    pp = 'P';
                }
            }
            if(l!=pp){
                t += pp;
                l = pp;
            }
        }
        // cout<<s<<"\n";
		// cout<<t<<" "<<f<<"\n\n";
		if(t.length()==1){
            cout<<t<<"\n";
            return;
        }
		n = t.length();
        if(f==0){
            if(t[0]=='P'&&t[1]=='R'||t[0]=='R'&&t[1]=='S'||t[0]=='S'&&t[1]=='P'){
                cout<<t[0]<<"\n";
                return ;
            }else if(t[n-1]=='P'&&t[n-2]=='R'||t[n-1]=='P'&&t[n-2]=='R'||t[n-1]=='P'&&t[n-2]=='R'){
                cout<<t[n-1]<<"\n";
                return ;
            }else{
                cout<<t[n-1]<<"\n";
                return ;
            }
        }
    }
	cout<<"R"<<"\n";
}
signed main(){
    ios::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);
    int T = 1;
    cin>>T;
    while(T--){
        solve();
    }
    return 0; 
}
/*

/\_/\
(= ._.)
/ >  \>
*/