{
	"examplemod:exampleitem": {
		"summative": false,
		"values": [
			{
				"type": "id",
				"keys": ["nbt_key"],
				"predicates": [
					{
						"operator": "EQUALS", 
						"comparator": 0,
						"value": { "mining": 10, "smithing": 5 }
					}
				]				
			},
			{
				"type": "compound",
				"keys": ["compound_key"],
				"sub_references": [{
					"type": "id",
					"key": "nbt_key",
					"predicates": [
						{
							"operator": "GREATER_THAN", 
							"comparator": 9,
							"value": { "mining": 10, "smithing": 5 }
						}
					]
				}]
			},
			{
				"type": "list",
				"keys": ["list_key"],
				"index": 0,
				"sub_references": [{
					"type": "id",
					"key": "subobject_key_or_item_value",
					"predicates": [
						{
							"operator": "EXISTS",
							"value": { "mining": 10, "smithing": 5 }
						}
					]
				}]
			}	
		]
	}
}