#include <bits/stdc++.h>
using namespace std;
int main() {
int n, k, p;
cin >> n >> k >> p;
vector<int> rows(n, 0), columns(n, 0);
vector<vector<int>> rooks(n, vector<int>(n, 0));
while (k--) {
int r, c, x;
cin >> r >> c >> x;
--r; --c;
rows[r] ^= x;
columns[c] ^= x;
rooks[r][c] = x;
}
int total = 0;
for (int i = 0; i < n; ++i) {
for (int j = 0; j < n; ++j) {
if (((rows[i] ^ rooks[i][j]) ^ (columns[j] ^ rooks[i][j])) > 0) ++total;
}
}
while (p--) {
int r1, c1, r2, c2;
cin >> r1 >> c1 >> r2 >> c2;
--r1; --r2; --c1; --c2;
for (int i = 0; i < n; ++i) {
if (i == c1) continue;
if (((columns[i] ^ rooks[r1][i]) ^ (rows[r1] ^ rooks[r1][i])) > 0 && ((columns[i] ^ rooks[r1][i]) ^ ((rows[r1] ^ rooks[r1][i]) ^ rooks[r1][c1])) == 0) --total;
else if (((columns[i] ^ rooks[r1][i]) ^ (rows[r1] ^ rooks[r1][i])) == 0 && ((columns[i] ^ rooks[r1][i]) ^ ((rows[r1] ^ rooks[r1][i]) ^ rooks[r1][c1])) > 0) ++total;
}
for (int i = 0; i < n; ++i) {
if (i == r1) continue;
if (((columns[c1] ^ rooks[i][c1]) ^ (rows[i] ^ rooks[i][c1])) > 0 && (((columns[c1] ^ rooks[i][c1]) ^ rooks[r1][c1]) ^ (rows[i] ^ rooks[i][c1])) == 0) --total;
else if (((columns[c1] ^ rooks[i][c1]) ^ (rows[i] ^ rooks[i][c1])) == 0 && (((columns[c1] ^ rooks[i][c1]) ^ rooks[r1][c1]) ^ (rows[i] ^ rooks[i][c1])) > 0) ++total;
}
rows[r1] ^= rooks[r1][c1];
columns[c1] ^= rooks[r1][c1];
rooks[r2][c2] = rooks[r1][c1];
rooks[r1][c1] = 0;
for (int i = 0; i < n; ++i) {
if (i == c2) continue;
if (((columns[i] ^ rooks[r2][i]) ^ (rows[r2] ^ rooks[r2][i])) == 0 && ((columns[i] ^ rooks[r2][i]) ^ ((rows[r2] ^ rooks[r2][i]) ^ rooks[r2][c2])) > 0) ++total;
else if (((columns[i] ^ rooks[r2][i]) ^ (rows[r2] ^ rooks[r2][i])) > 0 && ((columns[i] ^ rooks[r2][i]) ^ ((rows[r2] ^ rooks[r2][i]) ^ rooks[r2][c2])) == 0) --total;
}
for (int i = 0; i < n; ++i) {
if (i == r2) continue;
if (((columns[c2] ^ rooks[i][c2]) ^ (rows[i] ^ rooks[i][c2])) == 0 && ((columns[c2] ^ rooks[i][c2] ^ rooks[r2][c2]) ^ (rows[i] ^ rooks[i][c2])) > 0) ++total;
else if (((columns[c2] ^ rooks[i][c2]) ^ (rows[i] ^ rooks[i][c2])) > 0 && ((columns[c2] ^ rooks[i][c2] ^ rooks[r2][c2]) ^ (rows[i] ^ rooks[i][c2])) == 0) --total;
}
rows[r2] ^= rooks[r2][c2];
columns[c2] ^= rooks[r2][c2];
cout << total << '\n';
}
return 0;
}
