#include <bits/stdc++.h>
using namespace std;
int main(void){
    int t;
    cin>>t;
    while(t--){
        long long a,b,x,y,x1,y1;
        cin>>a>>b>>x>>y>>x1>>y1;
        cout<<abs((x>=0?x/a:-((-x-1)/a+1))-(x1>=0?x1/a:-((-x1-1)/a+1)))+abs((y>=0?y/b:-((-y-1)/b+1))-(y1>=0?y1/b:-((-y1-1)/b+1)))<<endl;
    }
    return 0;
}