For the first one: any paradoxical statement will do, or any statement that would be paradoxical based on the two punishments for truth or falsity. ("I am lying." or "You will feed me to the lions." would both do).
(hide) If you are waiting for your turn, click on "change" next to the "refresh" on the main page, then set refresh the page to 30 seconds to get your turn to move displayed faster. (Servant) (show all tips)