#include<bits/stdc++.h>
using namespace std;

int calc(int x1,int y1,int x2,int y2,int Lx,int Ly,int Rx,int Ry){
	if(x1==Lx&&y1==Ly&&x2==Rx&&y2==Ry)return 1;
	if(x1==Lx&&y1<Ly&&x2==Rx&&Ry<y2)return 3;
	if(x1<Lx&&y1==Ly&&Rx<x2&&Ry==y2)return 3;
	return 2;
}

int main(){
//	freopen("data.in","r",stdin);
//	freopen("cch.out","w",stdout);
	ios::sync_with_stdio(0);cin.tie(0);
	int t;cin>>t;
	while(t--){
		int Ax1,Ay1,Ax2,Ay2;cin>>Ax1>>Ay1>>Ax2>>Ay2;
		int Bx1,By1,Bx2,By2;cin>>Bx1>>By1>>Bx2>>By2;
		int Lx=max(Ax1,Bx1),Rx=min(Ax2,Bx2);
		int Ly=max(Ay1,By1),Ry=min(Ay2,By2);
		if(Lx>=Rx||Ly>=Ry){
			cout<<3<<endl;
			continue;
		}
		cout<<calc(Ax1,Ay1,Ax2,Ay2,Lx,Ly,Rx,Ry)+calc(Bx1,By1,Bx2,By2,Lx,Ly,Rx,Ry)<<endl;
	}
}