#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return true; } return false; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return true; } return false; }
#define vi vector<int>
#define vl vector<ll>
#define vii vector<pair<int,int>>
#define vll vector<pair<ll,ll>>
#define vvi vector<vector<int>>
#define vvl vector<vector<ll>>
#define vvii vector<vector<pair<int,int>>>
#define vvll vector<vector<pair<ll,ll>>>
#define vst vector<string>
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pb push_back
#define all(x) (x).begin(),(x).end()
#define mkunique(x) sort(all(x));(x).erase(unique(all(x)),(x).end())
#define fi first
#define se second
#define mp make_pair
#define si(x) int(x.size())
const int mod=998244353,MAX=300005,INF=15<<26;

ll f(ll x,ll y){
    ll res=0;
    res+=min(x,y);
    res+=min(x/2,y);
    res-=min(x/2,y/2);
    
    return res;
    
    ll res2=0;
    for(ll i=1;i<=x;i++){
        if(i<=y||(i%2==0&&i<=y+y)) res2++;
    }
    assert(res==res2);
    return res;
}

ll solve(ll H,ll W,ll a,ll b,ll c,ll d){
    ll ans=0;
    ll al=H*W-1;
    if(b==d){
        swap(H,W);
        swap(a,b);
        swap(c,d);
    }
    
    if(a>c){
        a=H+1-a;
        c=H+1-c;
    }
    if(b>d){
        b=W+1-b;
        d=W+1-d;
    }
    a--;b--;c--;d--;
    
    if(a!=c){
        ll ONE=0;
        ONE+=H-1;
        ONE+=W-1;
        ONE+=min(a,b);
        if(a-b==c-d){
            ONE+=c-a-1;
        }else{
            ONE+=min(H-1-a,W-1-b);
        }
        
        ONE+=min(a,W-1-b);
        ONE+=min(H-1-a,b);
        
        ans=ONE+(al-1-ONE)*2;
    }else{
        if(a<H-1-a){
            a=H-1-a;
            c=H-1-c;
        }
        ll ONE=0;
        
        ONE+=H-1;
        ONE+=b;
        ONE+=d-b-1;
        
        ONE+=min(a,b);
        ONE+=min(H-1-a,W-1-b);
        
        ONE+=min(a,W-1-b);
        ONE+=min(H-1-a,b);
        
        ll THREE=0;
        THREE+=f(W-1-b,a);
        THREE-=f(d-b,a);
        THREE=W-1-d-THREE;
        
        ll TWO=(al-1-ONE-THREE);
        
        ans+=ONE;
        ans+=TWO*2;
        ans+=THREE*3;
    }
    
    return ans;
}

int main(){
    
    std::ifstream in("text.txt");
    std::cin.rdbuf(in.rdbuf());
    cin.tie(0);
    ios::sync_with_stdio(false);
    
    int Q;cin>>Q;
    while(Q--){
        int H,W,a,b,c,d;cin>>H>>W>>a>>b>>c>>d;
        cout<<solve(H,W,a,b,c,d)<<"\n";
    }
    
}