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

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int T; cin >> T;
    map<tuple<int,int,int>,bool> memo; 
    auto dfs = [&](auto dfs,int n,int m,int b) -> bool {
        if(min(n,m) == 1) return false;
        if(memo.count({n,m,b})) return memo[{n,m,b}];
        long long left = 2*n+2*m-4,w = n*m-b;
        bool ret = false;
        if(left <= w || left%2 == w%2) ret = true;
        else{
            if(b >= m && dfs(dfs,n-1,m,b-m)) ret = true;
            else if(b >= n && dfs(dfs,n,m-1,b-n)) ret = true;
        }
        memo[{n,m,b}] = ret;
        return ret;
    };
    while(T--){
        long long N,M,B,W; cin >> N >> M >> B >> W;
        if(dfs(dfs,N,M,B)) cout << "Alice\n";
        else cout << "Bob\n";
        
    }
}