319.1. After the game transitions to or from an Open or Closed state
319.2. After the game transitions between Phases
319.3. After a Pending Item becomes a Legal Item on the Chain
319.4. After a Chain Item is removed from the Chain for any reason
319.5. After any number of Game Objects enter or leave the Board
319.6. After the status of any number of Game Objects changes for any reason
319.7. After a Move is completed