#include<bits/stdc++.h>
#define Pair pair<int,int>
using namespace std;
#define F(i,a,b) for(int i=a;i<=(b);i++)
#define dF(i,a,b) for(int i=a;i>=(b);i--)
const string C="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@";
unordered_map<int,int>mp;
const int MAXN=20+5;
int n,m,k,sum_;
char Now[MAXN][MAXN];
int sx[MAXN],sy[MAXN];char Z[MAXN][MAXN][MAXN];
int tim[70];//@ 通配符
// 当前匹配 Pair{需要,增加多少 @}
inline Pair need(int u){
    int now[70];memset(now,0,sizeof now);
    F(i,1,sx[u])F(j,1,sy[u])now[mp[Z[u][i][j]]]++;
    int ans=0;
    F(i,0,C.size()-2)ans+=max(0,now[i]-tim[i]);
    return Pair{ans,sx[u]*sy[u]-ans};
}
struct node{int opt;Pair pl;};
vector<node>ans;
//位移
inline void Move(Pair fir,Pair sec){
    if(fir.first==sec.first){
        if(fir.second+1==sec.second)
             ans.push_back(node{-1,fir});
        else ans.push_back(node{-2,fir});
    }
    else{
        if(fir.first+1==sec.first)
             ans.push_back(node{-3,fir});
        else ans.push_back(node{-4,fir});
    }
    swap(Now[fir.first][fir.second],Now[sec.first][sec.second]);
}
//盖章
inline void change(int u){
    F(i,1,sx[u])F(j,1,sy[u]){
        bool flag=0;Pair place;
        for(int x=1;x<=n&&!flag;x++){
        for(int y=1;y<=m&&!flag;y++)
            if(x>i||y>j||(x==i&&y==j)){
                if(Now[x][y]==Z[u][i][j]){
                    flag=1,place=Pair{x,y};
                }
            }
        }
        if(!flag){
            for(int x=1;x<=n&&!flag;x++){
            for(int y=1;y<=m&&!flag;y++)
                if(x>i||y>j||(x==i&&y==j)){
                    if(Now[x][y]=='@'){
                        flag=1;place=Pair{x,y};
                    }
                }
            }
        }
        // cerr<<i<<" "<<j<<" "<<place.first<<" "<<place.second<<"\n";
        if(place.first<=i){
            while(place.first<i){
                Pair ano=Pair{place.first+1,place.second};
                Move(place,ano);place=ano;
            }
            while(place.second<j){
                Pair ano=Pair{place.first,place.second+1};
                Move(place,ano);place=ano;
            }
            while(place.second>j){
                Pair ano=Pair{place.first,place.second-1};
                Move(place,ano);place=ano;
            }
        }
        else{
            while(place.second<j){
                Pair ano=Pair{place.first,place.second+1};
                Move(place,ano);place=ano;
            }
            while(place.second>j){
                Pair ano=Pair{place.first,place.second-1};
                Move(place,ano);place=ano;
            }
            while(place.first>i){
                Pair ano=Pair{place.first-1,place.second};
                Move(place,ano);place=ano;
            }
        }
    }
    F(i,1,sx[u])F(j,1,sy[u])Now[i][j]='@';
    memset(tim,0,sizeof tim);
    F(i,1,n)F(j,1,m)tim[mp[Now[i][j]]]++;
    ans.push_back(node{u,Pair{1,1}});
    // F(i,1,n){F(j,1,m)cerr<<Now[i][j];cerr<<"\n";}cerr<<"\n";
}
inline void tiaoshi(){
    cout<<n<<" "<<m<<" "<<k<<"\n";
    F(i,1,n){F(j,1,m)cout<<Z[k+1][i][j];cout<<"\n";}
    F(i,1,n){F(j,1,m)cout<<Now[i][j];cout<<"\n";}
    F(_,1,k){
        cout<<sx[_]<<" "<<sy[_]<<"\n";
        F(i,1,sx[_]){F(j,1,sy[_])cout<<Z[_][i][j];cout<<"\n";}
    }
}
signed main(){
    cin.tie(0);
    cout.tie(0);
    ios::sync_with_stdio(false);
    cin>>n>>m>>k;
    sx[k+1]=n,sy[k+1]=m;
    F(i,1,n)F(j,1,m)cin>>Z[k+1][i][j];
    F(i,1,n)F(j,1,m)cin>>Now[i][j];
    F(i,0,C.size()-1)mp[C[i]]=i;
    F(_,1,k){
        cin>>sx[_]>>sy[_];
        F(i,1,sx[_])F(j,1,sy[_])cin>>Z[_][i][j];
    }
    // tiaoshi();
    F(i,1,n)F(j,1,m)tim[mp[Now[i][j]]]++;
    while(1){
        int maxx=-1,cnt=-1;
        F(i,1,k){
            Pair now=need(i);
            if(now.first<=tim[mp['@']]&&now.second>maxx){
                maxx=now.second;cnt=i;
            }
        }
        if(maxx<=0)break;
        change(cnt);
    }
    Pair now=need(k+1);
    if(now.first>tim[mp['@']]){
        cout<<"-1";
        return 0;
    }
    change(k+1);
    ans.pop_back();
    cout<<ans.size()<<"\n";
    for(int i=(int)ans.size()-1;i>=0;i--){
        cout<<ans[i].opt<<" "<<ans[i].pl.first<<" "<<ans[i].pl.second<<"\n";
    }
}