G403      1 NOTE at a time. In AUTO, a ROBOT may not CONTROL more than 1 NOTE at a time, either directly or transitively through other objects.

G429      *NOTE delivery. A NOTE may only be introduced to the FIELD through the SOURCE.

G407      *Keep NOTES in bounds. A ROBOT may not intentionally eject a NOTE from the FIELD (either directly or by bouncing off a FIELD element or other ROBOT) other than through a SPEAKER or AMP.

G406      *ROBOTS: use GAME PIECES as directed. A ROBOT may not deliberately use a GAME PIECE in an attempt to ease or amplify a challenge associated with a FIELD element.