#include <iostream>
#include <algorithm>
#include <cstdio>
#include <string>
#include <cstring>
#include <cstdlib>
#include <Map>
#include <cmath>
using namespace std;
#define ll long long int  
const int maxn=12;
char Map[maxn][maxn];
int dp[maxn][maxn];
int n,m,k;
int dir[4][2]={{1,0},{-1,0},{0,1},{0,-1}};
//S N E W    
bool isout(int i,int j)
{
	if(i<1 || i>n || j<1 || j>m )
		return true;
	else 
		return false;
}

int main()
{
	while( EOF!=scanf("%d %d",&n,&m) && n && m)
	{
		scanf("%d",&k);
		int i,j;
		for(i=1;i<=n;i++){
			char temp[maxn];
			scanf("%s",temp);
			sprintf(Map[i],"*%s",temp);
		}
		memset(dp,0,sizeof(dp));
		dp[1][k]=1;
		int x=1,y=k;//记录的是当前位置的坐标 
		while(1)
		{
			//S N E W  
			int nx,ny;
			if('S'==Map[x][y]){
				nx=x+dir[0][0]; ny=y+dir[0][1];
			}else if('N'==Map[x][y]){
				nx=x+dir[1][0]; ny=y+dir[1][1];
			}else if('E'==Map[x][y]){
				nx=x+dir[2][0]; ny=y+dir[2][1];
			}else if('W'==Map[x][y]){
				nx=x+dir[3][0]; ny=y+dir[3][1];
			}
			if(isout(nx,ny)){//判断能不能出去 
				cout << dp[x][y] <<" step(s) to exit" << endl;
				break;
			}
			if(0!=dp[nx][ny]){//已经走过，就会陷入循环 
				cout << dp[nx][ny]-1 << " step(s) before a loop of " << dp[x][y]-dp[nx][ny]+1 << " step(s)" << endl;
				break;
			}
			
			dp[nx][ny]=dp[x][y]+1;
			x=nx,y=ny;
		}
	}
	
	return 0;
}