#include <iostream>
#include <ranges>
#include <algorithm>
#include <vector>
using namespace std;
using ll=long long;
int main(){
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	int ttt;
	cin>>ttt;
	while(ttt--){
		int h,w,r,c;
		cin>>h>>w>>r>>c;
		r--;c--;
		vector<vector<bool>> grid(h,vector<bool>(w));
		vector<int> dx={1,0,-1,0},dy={0,1,0,-1};
		auto dfs=[&](auto dfs,int x,int y,int d)->bool{
			if(d!=-1){
				int nx=x+dx[d],ny=y+dy[d];
				if(0<=nx&&nx<h&&0<=ny&&ny<w&&grid[nx][ny]==false){
					grid[nx][ny]=true;
					bool res=dfs(dfs,nx,ny,d);
					grid[nx][ny]=false;
					return res;
				}
			}
			bool res=false;
			for(int r=0;r<4;r++){
				int nx=x+dx[r],ny=y+dy[r];
				if(0<=nx&&nx<h&&0<=ny&&ny<w&&grid[nx][ny]==false){
					grid[nx][ny]=true;
					if(!dfs(dfs,nx,ny,r))res=true;
					grid[nx][ny]=false;
				}
			}
			return res;
		};
		grid[r][c]=true;
		if(dfs(dfs,r,c,-1))cout<<"Alice"<<endl;
		else cout<<"Bob"<<endl;
	}
}