{
    "type": "entity",
    "functions": [
        {
            "function": "set_nbt",
            "tag": "{TradeItem:1b}"
        }
    ],
    "pools": [
        {
            "rolls": 1,
            "entries": [
                {
                    "type": "group",
                    "children": [
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"stone_pickaxe\",Count:1}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"emerald\",Count:4}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{buy:{id:\"minecraft:stone_pickaxe\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        },
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"torch\",Count:2}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"emerald\",Count:2}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{buy:{id:\"minecraft:torch\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        },
                        {
                            "type": "item",
                            "name": "stone",
                            "functions": [
                                {
                                    "function": "set_nbt",
                                    "tag": "{buy:{id:\"stone_bricks\",Count:2}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{sell:{id:\"emerald\",Count:4}}"
                                },
                                {
                                    "function": "set_nbt",
                                    "tag":"{maxUses:2}"
                                }
                            ],
                            "conditions": [
                                {
                                    "condition": "inverted",
                                    "term": {
                                        "condition": "minecraft:entity_properties",
                                        "entity": "this",
                                        "predicate": {
                                            "nbt": "{Offers:{Recipes:[{buy:{id:\"minecraft:stone_bricks\"}}]}}"
                                        }
                                    }
                                }
                            ]
                        }
                    ]
                },
                {
                    "type": "item",
                    "name": "stone",
                    "functions": [
                        {
                            "function": "set_nbt",
                            "tag": "{buy:{id:\"grindstone\",Count:1}}"
                        },
                        {
                            "function": "set_nbt",
                            "tag":"{sell:{id:\"emerald\",Count:4}}"
                        },
                        {
                            "function": "set_nbt",
                            "tag":"{maxUses:2}"
                        }
                    ],
                    "conditions": [
                        {
                            "condition": "inverted",
                            "term": {
                                "condition": "minecraft:entity_properties",
                                "entity": "this",
                                "predicate": {
                                    "nbt": "{Offers:{Recipes:[{buy:{id:\"minecraft:grindstone\"}}]}}"
                                }
                            }
                        }
                    ]
                },
                {
                    "type": "item",
                    "name": "stone",
                    "functions": [
                        {
                            "function": "set_nbt",
                            "tag": "{buy:{id:\"yellow_stained_glass\",Count:2}}"
                        },
                        {
                            "function": "set_nbt",
                            "tag":"{sell:{id:\"emerald\",Count:9}}"
                        },
                        {
                            "function": "set_nbt",
                            "tag":"{maxUses:2}"
                        }
                    ],
                    "conditions": [
                        {
                            "condition": "inverted",
                            "term": {
                                "condition": "minecraft:entity_properties",
                                "entity": "this",
                                "predicate": {
                                    "nbt": "{Offers:{Recipes:[{buy:{id:\"minecraft:yellow_stained_glass\"}}]}}"
                                }
                            }
                        }
                    ]
                },
                {
                    "type": "item",
                    "name": "stone",
                    "functions": [
                        {
                            "function": "set_nbt",
                            "tag": "{buy:{id:\"coarse_dirt\",Count:2}}"
                        },
                        {
                            "function": "set_nbt",
                            "tag":"{sell:{id:\"emerald\",Count:4}}"
                        },
                        {
                            "function": "set_nbt",
                            "tag":"{maxUses:2}"
                        }
                    ],
                    "conditions": [
                        {
                            "condition": "inverted",
                            "term": {
                                "condition": "minecraft:entity_properties",
                                "entity": "this",
                                "predicate": {
                                    "nbt": "{Offers:{Recipes:[{buy:{id:\"minecraft:coarse_dirt\"}}]}}"
                                }
                            }
                        }
                    ]
                }
            ]
        }
    ]
}