#include<bits/stdc++.h>
using namespace std;
int a[1005][1005];
int b[100000000];
int main(){
	int t;
	cin>>t;
	int x,y,d;
	int n,m,k;
	for(int i=0;i<t;i++){
		a[1005][1005]=0;
		cin>>n>>m>>k;
		cin>>x>>y>>d;
		x-=1;
		y-=1;
		char s;
		int sum=1;
		for(int j=0;j<n;j++){
			for(int b=0;b<m;b++){
				cin>>s;
				if(s=='.'){
					a[j][b]=1;
				}
			}
		}
		while(k>0){
			if(d==0){
				if(y+1<m&&a[x][y+1]>0){
					if(a[x][y+1]==1){
						sum+=1;
					}
					a[x][y+1]+=1;
					y+=1;
				}
				else 
					d=(d+1)%4;
				k-=1;
			}
			else if(d==1){
				if(x+1<n&&a[x+1][y]>0){
					if(a[x+1][y]==1){
						sum+=1;
					}	
					a[x+1][y]+=1;
					x+=1;
				}
				else 
					d=(d+1)%4;
				k-=1;
			}
			else if(d==2){
				if(y-1>=0&&a[x][y-1]>0){
					if(a[x][y-1]==1){
						sum+=1;
					}	
					a[x][y-1]+=1;
					y-=1;
				}
				else 
					d=(d+1)%4;
				k-=1;
			}
			else if(d==3){
				if(x-1>=0&&a[x-1][y]>0){
					if(a[x-1][y]==1){
						sum+=1;
					}	
					a[x-1][y]+=1;
					x-=1;
				}
				else 
					d=(d+1)%4;
				k-=1;
			}
		}
		b[i]=sum;
	}
	for(int j=0;j<t;j++){
			cout<<b[j]<<endl;
		}
	return 0;
}