#include <bits/stdc++.h>
#define ll int
#define MAXN 970
using namespace std;
vector<string> v;
bitset<MAXN> ch;
ll same[MAXN][MAXN],ans;
ll Num_Of_Same(ll i,ll j)
{
    ll cnt=0;
    for (ll l=0;l<8;l++)
        cnt+=v[i][l]==v[j][l];
    return cnt;
}
bool Cmp(ll i,ll j)
{
    return i>j;
}
void Solve(ll a)
{
    for (ll i=0;i<v.size();i++)
    {
        if (same[ans][i]!=a)
            ch[i]=false;
    }
    ll maxx=1e6;
    for (ll i=0;i<v.size();i++)
    {
        if (!ch[i])
            continue;
        ll cnt[10]={0},m=-1;
        for (ll j=0;j<v.size();j++)
        {
            if (!ch[j] && i!=j)
                continue;
            cnt[same[i][j]]++;
            m=max(m,cnt[same[i][j]]);
        }
        if (m<maxx)
        {
            ans=i;
            maxx=m;
        }
    }
}
void Create(string s)
{
    vector<ll> p;
    set<string> ss;
    ss.insert(s);
    for (ll i=0;i<8;i++)
        p.push_back(i);
    while (next_permutation(p.begin(),p.end()))
    {
        string s1="........";
        for (ll i=0;i<8;i++)
            s1[i]=s[p[i]];
        ll r=0,b=-1;
        bool yes=true;
        for (ll i=0;i<8;i++)
        {
            if (s1[i]=='K' && r!=1)
            {
                yes=false;
                break;
            }
            if (s1[i]=='B' && b!=-1 && b==(i%2))
            {
                yes=false;
                break;
            }
            if (s1[i]=='R')
                r++;
            if (s1[i]=='B' && b==-1)
                b=(i%2);
        }
        if (yes && !ss.count(s1))
            v.push_back(s1);
        ss.insert(s1);
    }
}
int main()
{
    string x="";
    ll ans0,a,n,maxx=1e6;
    Create("KQRRBBNN");
    ans0=0;
    for (ll i=0;i<v.size();i++)
    {
        ll cur=0;
        for (ll j=0;j<v.size();j++)
        {
            ll cnt=Num_Of_Same(i,j);
            same[i][j]=cnt;
            cur=max(cur,cnt);
        }
        if (cur<=maxx)
        {
            ans0=i;
            maxx=cur;
        }
    }
    while (true)
    {
        cin >> x;
        if (x=="END")
            return 0;
        cin >> n;
        ans=ans0;
        for (ll i=0;i<v.size();i++)
            ch[i]=1;
        ll cc=0;
        while (true)
        {
            cc++;
            if (cc>6)
                return 0;
            cout << v[ans] << "\n";
            cin >> a;
            if (a==8)
                break;
            Solve(a);
        }
    }
    return 0;
}