on death of zombie and creeper and skeleton and spider:
    if attacker is player:
        chance of 100%:
            give Tripwire Hook of luck of the sea 1 named "&x&0&8&4&c&f&bL&x&1&4&5&8&f&be&x&2&0&6&4&f&bg&x&2&b&7&0&f&be&x&3&7&7&c&f&cn&x&4&3&8&8&f&cd&x&4&f&9&4&f&ca&x&5&b&a&0&f&cr&x&6&6&a&b&f&cn&x&7&2&b&7&f&cy &x&7&e&c&3&f&cK&x&8&a&c&f&f&dl&x&9&5&d&b&f&du&x&a&1&e&7&f&dc&x&a&d&f&3&f&dz" with lore "&bKlucz zakupisz na www.klucz.com" to attacker
            send action bar "&6Gratulacje! &7Wydropliles klucz" to attacker

on place Tripwire Hook:
    cancel event
    send "&cNie mozesz postawic klucza"