That has to be done from a script.

Open the file Data\scripts\show_me\genericScript.txt. Add a line after the text "script" and type in

Code:
console_command control romans_julii
Save the file and restart the game. Hit F1 and click the "?" on the scroll which appears. The advisor will now pop up: click the "Show me how" button. The AI will run through the turns of all the factions until the AS turn begins.