//Set the toast notification in the top right corner of the screen to not show up when this advancement is achieved.
setShowToast(true)

//Set the advancement to not send a chat message when it is achieved.
setAnnounceToChat(true)

//Set the icon item
setIcon(<ironchest:iron_chest:2>)

//Set the title String
setTitle("Storage Upgrade 3")

//Set the description String
setDescription("Craft a diamond chest")

//Add a parent advancement. The syntax is "modid:folder/path/to/the/advancement/then/filename"
addParent("triumph:misc/goldchest")

//Adds criteria named "crafted" with the trigger type "triumph:player_crafted_item". This function returns the criteria as an object
criteria = addCriteria("hasDChest", "minecraft:inventory_changed")

//Sets the item for the criteria. This is the item that needs to be crafted.
criteria.addItem(<ironchest:iron_chest:2>)

//By not setting anything about requirements here, all criteria are automatically required
setPos(-248,216)