#include <bits/stdc++.h>
    using namespace std;
    typedef long long ll;
    typedef long double ld;
    int main(){
        cin.sync_with_stdio(false);
        cout.sync_with_stdio(false);
        ll n, d;
        char ch[501][501];
        int mapp1[501][501] {};
        int mapps1[501][501] {};
        int mapp2[501][501] {};
        int mapps2[501][501] {};

        cin >> n >> d;
        for (int i=1; i<=n; i++)
            for (int j=1; j<=d; j++)
                cin >> ch[i][j];
        //map<pair<int, int>, int> mapp, mapps;
        for (int i=1; i<=n; i++)
            for (int j=1; j<=d; j++){
                if (i>1)
                    if (ch[i][j]=='.' && ch[i-1][j]=='.' )
                            mapp1[i][j]+=1;
                    //mapp[i][j]+=mapp[i-1][j];
                //}

                if (j>1)
                        if (ch[i][j]=='.' && ch[i][j-1]=='.' )
                            mapp2[i][j]+=1;
                        //mapp[i][j]+=mapp[i][j-1];

                    //}
            }
        for (int i=1; i<=n; i++)
            for (int j=1; j<=d; j++){
                for (int l=1; l<=i; l++){
                    for (int k=1; k<=j; k++){
                        mapps1[i][j]+=mapp1[l][k];
                        mapps2[i][j]+=mapp2[l][k];
                    }
                }
            }

        ll k=0;
        cin >> k;
        /*cout << endl;
        for (int i=1; i<=n; i++)
        {
            for (int j=1; j<=d; j++)
                cout << mapp1[i][j] << ' ';
            cout << endl;
        }
        cout << endl;
        for (int i=1; i<=n; i++)
        {
            for (int j=1; j<=d; j++)
                cout << mapps1[i][j] << ' ';
            cout << endl;
        }
            cout << endl;
        for (int i=1; i<=n; i++)
        {
            for (int j=1; j<=d; j++)
                cout << mapp2[i][j] << ' ';
            cout << endl;
        }
        cout << endl;
        for (int i=1; i<=n; i++)
        {
            for (int j=1; j<=d; j++)
                cout << mapps2[i][j] << ' ';
            cout << endl;
        }*/
        for (int i=0; i<k; i++){
            ll res=0;
            ll r1, r2, c1, c2;
            cin >> r1 >> c1 >> r2 >> c2;
            res = mapps1[r2][c2]+mapps2[r2][c2]-mapps2[r2][c1]-mapps1[r1][c2]-mapps2[r1-1][c2]-mapps1[r2][c1-1]+mapps1[r1][c1-1]+mapps2[r1-1][c1];
            //cout << mapps1[r2][c2] << ' ' << mapps1[r1][c2] << ' ' << mapps1[r2][c1-1] << ' ' << mapps1[r1][c1-1] << endl;
            //cout << mapps2[r2][c2] << ' ' << mapps2[r1-1][c2] << ' ' << mapps2[r2][c1] << ' ' << mapps2[r1-1][c1] << endl;

            /*for (int j=c1; j<=c2; j++)
                res-=mapp2[r1][j];
            for (int j=r1; j<=r2; j++)
                res-=mapp1[j][c1];
*/
            //res-=mapp[r1][c1];
            /*for (int j=r1; j<=r2; j++)
                res-=mapp[j][c1-1]*(r2-r1+1);
            for (int l=c1; l<=c2; l++)
                res-=mapp[r1-1][l]*(r2-r1+1);
*/
            /*for (int j=r1+1; j<=r2; j++){
                for (int l=c1+1; l<=c2; l++){
                        res+=mapp[j][l];
                        res+=mapps[j][l];
                }
            }
            for (int j=r1+1; j<=r2; j++)
                    res+=mapp[j][c1];
            for (int l=c1+1; l<=c2; l++)
                    res+=mapps[r1][l];*/
            cout << res << endl;
        }
        return 0;
    }