Simple, i would kill the talking crocodile. What........ are we suppose to take a crocodiles word for it that he will answer honestly.
but lets play along.. this would be my Answer/response
I Predict you will give back my child, (only required A Guess to win) Chess mate. or
I predict your death if you eat my chronic ill child who suffers a deadly flesh eating virus
gonna need a lawyer for this crocodile.