#include <bits/stdc++.h>
using namespace std;

int main(){
	int H,W;
	cin >> H >> W;
	vector<string> S(H);
	for(int i = 0; i < H; i++){
		cin >> S[i];
	}

	vector key_sum(H+1,vector<int>(W+1,0));
	for(int i = 0; i < H; i++){
		int cnt = 0;
		for(int j = 0; j < W; j++){
			if(S[i][j] == '.' && (
				((j == 0 || S[i][j - 1] == '#') && j < W - 1 && S[i][j + 1] == '.')||
				((i == 0 || S[i - 1][j] == '#') && i < H - 1 && S[i + 1][j] == '.')||
				((i == 0 || S[i - 1][j] == '#') && (j == 0 || S[i][j - 1] == '#'))
			)){
				cnt++;
			}

			key_sum[i + 1][j + 1] = cnt + key_sum[i][j + 1];
		}
	}

	int Q;
	cin >> Q;
	while(Q--){
		int A,B,C,D;
		cin >> A >> B >> C >> D;
		int ans = 0;
		if(C - A > 1 && D - B > 1){
			ans += key_sum[C - 1][D - 1];
			ans -= key_sum[A][D - 1];
			ans -= key_sum[C - 1][B];
			ans += key_sum[A][B];
		}
	
		int i,j;
		i = A - 1;
		for(int j = B - 1; j < D; j++){
			if(S[i][j] == '.' && (
				((j == B - 1 || S[i][j - 1] == '#') && j < D - 1 && S[i][j + 1] == '.')||
				((i == A - 1 || S[i - 1][j] == '#') && i < C - 1 && S[i + 1][j] == '.')||
				((i == A - 1 || S[i - 1][j] == '#') && (j == B - 1 || S[i][j - 1] == '#'))
			)){
				ans++;
			}
		}
		if(A != C){
			i = C - 1;
			for(int j = B - 1; j < D; j++){
				if(S[i][j] == '.' && (
					((j == B - 1 || S[i][j - 1] == '#') && j < D - 1 && S[i][j + 1] == '.')||
					((i == A - 1 || S[i - 1][j] == '#') && i < C - 1 && S[i + 1][j] == '.')||
					((i == A - 1 || S[i - 1][j] == '#') && (j == B - 1 || S[i][j - 1] == '#'))
				)){
					ans++;
				}
			}
		}
		j = B - 1;
		for(int i = A; i < C - 1; i++){
			if(S[i][j] == '.' && (
				((j == B - 1 || S[i][j - 1] == '#') && j < D - 1 && S[i][j + 1] == '.')||
				((i == A - 1 || S[i - 1][j] == '#') && i < C - 1 && S[i + 1][j] == '.')||
				((i == A - 1 || S[i - 1][j] == '#') && (j == B - 1 || S[i][j - 1] == '#'))
			)){
				ans++;
			}
		}
		if(B != D){
			j = D - 1;
			for(int i = A; i < C - 1; i++){
				if(S[i][j] == '.' && (
				((j == B - 1 || S[i][j - 1] == '#') && j < D - 1 && S[i][j + 1] == '.')||
				((i == A - 1 || S[i - 1][j] == '#') && i < C - 1 && S[i + 1][j] == '.')||
				((i == A - 1 || S[i - 1][j] == '#') && (j == B - 1 || S[i][j - 1] == '#'))
			)){
					ans++;
				}
			}
		}

		cout << ans << endl;
	}
}