ExplorerOrchestrator -> ExplorationRequest
  [[ Explorer -> ExplorationResponse
  ]> WorldModel
|> Planner -> Plan
   <~ Reviewer -> RevisionRequest | Plan
|> ImplementerOrchestrator -> CheckpointRequest
     [[ Implementer -> CheckpointImplementation
        <~ CheckpointReviewer -> CheckpointRevisionRequest | CheckpointImplementation
     ]> Implementation
   <~ ComprehensiveReviewer -> WorkRequired | Implementation
