CowSpawnerFix:
  type: world
  events:
    on brewing stand brews:
    - wait 4s
    - if <player.inventory.contains<[373:8233]>
      - define PotAmount <in@inventory.quantity<[373:8233]>
      - take 373:8233 qty:<def[PotAmount]>
      - give 373:8297 qty:<def[PotAmount]>
      - narrate "<&b>Successfully extended potions."
    }