C

#include <bits/stdc++.h>

using namespace std;

#define ll     long long
#define _test   int _TEST; cin>>_TEST; while(_TEST--)

int main()
{
    _test
    {
        int n;
        cin>>n;

        vector<ll int> a(n);
        for(auto &e: a)     cin>>e;

        ll int tot = accumulate(a.begin(), a.end(), 0ll);

        if(n==1 && a[0]>=2)
            cout<<"Alice\n";
        else if(tot%2==1)
            cout<<"Bob\n";
        else
        {
            ll int x=0;
            for(int i=0; i<n; i++)
            {
                if(i%2)
                    x += a[i];
            }

            if(x%2 != (tot/2)%2)
                cout<<"Alice\n";
            else
                cout<<"Bob\n";
        }
    }
}