#ifndef ONLINE_JUDGE
#define _GLIBCXX_DEBUG
#endif
#include <bits/stdc++.h>
// #include <atcoder/all>
using namespace std;
using ll=long long;
using ld=long double;
using st=string;
using P=pair<ll,ll>;
// typedef atcoder::modint mint;
ll inf=9e18;
template<class... T>
constexpr auto max(T... a){return max(initializer_list<common_type_t<T...>>{a...});}
template<class... T>
constexpr auto min(T... a){return min(initializer_list<common_type_t<T...>>{a...});}
template<typename T, int s, int i = 0>
auto vec(const ll (&sizes)[s], const T& init = T()){
  if constexpr(i < s) return vector(sizes[i], vec<T, s, i+1>(sizes, init));
  else return init;
}


int main() {
  ll t,a,b,sx,sy,tx,ty;
  cin>>t;
  for(ll T=0;T<t;T++){
    cin>>a>>b>>sx>>sy>>tx>>ty;
    sx+=(100000000/a+1)*a;
    tx+=(100000000/a+1)*a;
    sy+=(100000000/b+1)*b;
    ty+=(100000000/b+1)*b;
    cout<<abs(tx/a-sx/a)+abs(ty/b-sy/b)<<"\n";
  }
}