#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main()
{
  int inf = 1e8;
  int t;
  cin >> t;
  while (t--)
  {
    int a, b, sx, sy, tx, ty;
    cin >> a >> b >> sx >> sy >> tx >> ty;
    int bx = inf / a + 1, by = inf / b + 1;
    sx += bx * a;
    tx += bx * a;
    sy += by * b;
    ty += by * b;
    sx /= a;
    tx /= a;
    sy /= b;
    ty /= b;
    int ans = abs(sx - tx) + abs(sy - ty);
    cout << ans << endl;
  }
}