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#include<bits/stdc++.h>
using namespace std;
typedef uint64_t u64;
typedef __uint128_t u128;
constexpr int N=5005,B=120;
inline u128 split(const u128 l,const u128 r){return max(l+1,min(r-1,l+(r-l)/4));}

char role[10],s[N],t[N];
int T,n;

inline int ctoi(const char c){return c=='P'?0:c=='K'?1:2;}
inline char itoc(int i){return"PKN"[i];}

// void print128(const u128 x){
//     for(int i=0;i<128;i++)fprintf(stderr,"%c",'0'+int((x>>i)&1));
//     fprintf(stderr,"\n");
// }

namespace encoder{
    mt19937 rng;
    int p,m;
    u128 a[N],l,r;
    inline void init(){
        rng.seed(role[0]=='A'?123:456);
        scanf("%s",s),fill_n(a,N,0),m=(n-1)/B+1,p=0,l=0,r=(u128)1<<B;
        // fprintf(stderr,"%s\n",s);
        for(int i=0;i<n;i+=B)for(int j=0;j<B;j++)a[i/B]|=u128((i+j<n?s[i+j]-'0':0)^(rng()&1))<<j;
        // fprintf(stderr,"m = %d\n",m);
        // print128(a[0]);
        // print128(a[1]);
        // print128(a[2]);
    }
    inline bool done(){return p==m;}
    inline tuple<int,u128,int> progress(){return make_tuple(p,l-r,role[0]=='A');}
    inline int get2(){
        if(p==m)return 0;
        u128 x=split(l,r);
        int ans;
        if(a[p]<x)r=x,ans=0;
        else l=x,ans=1;
        if(l+1==r)p++,l=0,r=(u128)1<<B;
        // fprintf(stderr,"get2 %d\n",ans);
        return ans;
    }
    inline int get3(){
        if(p==m)return 0;
        u128 x=(r-l)/3,m1=l+x,m2=m1+(r-m1)/2;
        // print128(l),print128(m1),print128(m2),print128(r);
        int ans;
        if(a[p]<m1)r=m1,ans=0;
        else if(a[p]<m2)l=m1,r=m2,ans=1;
        else l=m2,ans=2;
        if(l+1==r)p++,l=0,r=(u128)1<<B;
        // fprintf(stderr,"get3 %d\n",ans);
        return ans;
    }
}
namespace decoder{
    mt19937 rng;
    int p,m;
    u128 a[N],l,r;
    inline void init(){
        rng.seed(role[0]=='A'?456:123);
        fill_n(a,N,0),m=(n-1)/B+1,p=0,l=0,r=(u128)1<<B;
    }
    inline bool done(){return p==m;}
    inline tuple<int,u128,int> progress(){return make_tuple(p,l-r,role[0]!='A');}
    inline void put2(int ans){
        if(p==m)return;
        // fprintf(stderr,"put2 %d\n",ans);
        u128 x=split(l,r);
        if(ans==0)r=x;
        else l=x;
        if(l+1==r)a[p++]=l,l=0,r=(u128)1<<B;
    }
    inline void put3(int ans){
        if(p==m)return;
        // fprintf(stderr,"put3 %d\n",ans);
        u128 x=(r-l)/3,m1=l+x,m2=m1+(r-m1)/2;
        if(ans==0)r=m1;
        else if(ans==1)l=m1,r=m2;
        else l=m2;
        if(l+1==r)a[p++]=l,l=0,r=(u128)1<<B;
    }
    inline void print(){
        // print128(a[0]);
        // print128(a[1]);
        // print128(a[2]);
        for(int i=0;i<n;i+=B)for(int j=0;j<B;j++)if(i+j<n)t[i+j]='0'+(((a[i/B]>>j)&1)^(rng()&1));
        t[n]=0;
        printf("%s\n",t);
        // fprintf(stderr,"%s\n",t);
    }
}

int main(){
    scanf("%s%d%d",role,&n,&T);
    // freopen(role,"w",stderr);
    while(T--){
        // fprintf(stderr,"T = %d\n",T);
        encoder::init();
        decoder::init();
        int d=0,cnt=0;
        while(!encoder::done()||!decoder::done()){
            cnt++;
            // fprintf(stderr,"cnt = %d, encode %d, decode %d\n",cnt,encoder::p,decoder::p);
            int u,v;
            char cv;
            int x=encoder::progress()<decoder::progress();
            if(d==0){
                u=encoder::get3();
            }
            else if(d==1){
                if(x){
                    u=1+encoder::get2();
                }
                else{
                    u=1;
                }
            }
            else{
                if(x){
                    u=1-encoder::get2();
                }
                else{
                    u=1;
                }
            }
            printf("%c\n",itoc(u));
            fflush(stdout);
            scanf(" %c",&cv);
            v=ctoi(cv);
            if(d==0){
                decoder::put3(v);
            }
            else if(d==1){
                if(x){
                }
                else{
                    decoder::put2(1-v);
                }
            }
            else{
                if(x){
                }
                else{
                    decoder::put2(v-1);
                }
            }
            if((u+1)%3==v)d++;
            if((v+1)%3==u)d--;
            // print128(encoder::l);
            // print128(encoder::r);
            // print128(decoder::l);
            // print128(decoder::r);
        }
            // fprintf(stderr,"encode %d, decode %d\n",encoder::p,decoder::p);
        printf("! ");
        decoder::print();
        fflush(stdout);
    }
    return 0;
}