on tool change:
    tool after event will be sword
    wait 5 ticks
    set {_item} to player's tool
    {_item} is enchanted with fire aspect
    size of (enchantments of {_item}) > 1
    loop enchantments of {_item}:
        add "%loop-value% %loop-value's level of {_item}%" parsed as enchantment type to {_ench::*}
    disenchant {_item}
    loop {_ench::*}:
        "%loop-value%" doesn't contain "fire aspect"
        enchant {_item} with loop-value