#include <bits/stdc++.h> using namespace std; #define REP(i,n) for(int i=0; i<(int)(n); i++) const long long MOD = 1e9 + 7; long long modpow(long long x, long long p, long long mod) { long long ret = 1; while (p) { if (p & 1) ret = ret * x % mod; x = x * x % mod; p >>= 1; } return ret; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); int h, w; cin >> h >> w; vector<vector<int> > a(h, vector<int>(w)); long long sum = 1; int zero = 0; REP (i, h) REP (j, w) { cin >> a[i][j]; if (a[i][j]) sum = sum * a[i][j] % MOD; else ++zero; } vector<long long> hsum(h), wsum(w); vector<int> hzero(h), wzero(w); REP (i, h) { hsum[i] = 1; hzero[i] = 0; REP (j, w) { if (a[i][j]) hsum[i] = hsum[i] * a[i][j] % MOD; else hzero[i]++; } } REP (j, w) { wsum[j] = 1; wzero[j] = 0; REP (i, h) { if (a[i][j]) wsum[j] = wsum[j] * a[i][j] % MOD; else wzero[j]++; } } int q; cin >> q; while (q--) { int r, c; cin >> r >> c; --r, --c; int z = hzero[r] + wzero[c] - !a[r][c]; if (z < zero) cout << 0 << endl; else { long long ret = 1; ret = ret * sum % MOD; ret = ret * modpow(hsum[r], MOD-2, MOD) % MOD; ret = ret * modpow(wsum[c], MOD-2, MOD) % MOD; if (a[r][c]) ret = ret * a[r][c] % MOD; cout << ret << endl; } } return 0; }