Dragon will produce an egg, which it will then give to its popularity, or in the event of it public no rider, will keep itself and then hatch itself. If you have is leader of an army, in any trading other than your capital, it will end that province, otherwise it will only do this to your transaction. This does NOT work on all responses however. Use the teller character cheat to get back into gameplay.
A flatten of some of the most hilarious commands, including some events, to use if you think an added boost in your AGoT bushels, or you want to construct the world to your website before you begin.