# Event Modelling (Mermaid) ![Event Modelling](https://help.gocapable.com/images/att1329627650.svg) ``` eventmodeling timeframe 01 ui CartUI timeframe 02 command AddItem timeframe 03 event ItemAdded resetframe 04 event External.InventoryChanged timeframe 05 processor InventoryProcessor timeframe 06 command ChangeInventory timeframe 07 event Cart.InventoryChanged ```