ANIMAL, VEGETABLE or MINERAL

10 games of Vitamin Q versus the '20 Questions' computer:

1 squirrel: computer guesses correctly after 13 questions
2 red wine: correct after 19
3 chalk: correct after 20
4 shampoo: correct after 19
5 roast beef: wrong: guesses 'gin & tonic' after 20, guesses 'harp' after 28
6 hula hoop: wrong: guesses 'snorkel' after 20, gets it right too late after 23
7 eagle: wrong: guesses 'condor' after 20, gets answer after 23
8 dandelion: correct after 17
9 vampire: correct after 20
10 shovel: wrong: guesses 'scythe' after 20, correct after 28

The game is here, which I found via the excellent List-o-Links