#Expressions:
 
    #Changers: set (OfflinePlayer)
    #Info: Gets the offline player linked to the skull.
    #Info: This can only be set at the moment for some reason.
    [the] skull[ ]owner of [skull] %block%
    [skull] %block%'s skull[ ]owner
 
    #Info: Returns a spigot material name of a aliases https://hub.spigotmc.org/javadocs/spigot/org/bukkit/Material.html
    [the] [spigot] material [name] (from|of) %itemtype%
    %itemtype%'s [spigot] material [name]
 
    #Info: Calculates the row that was clicked in the inventory clicking event.
    [the] click[ed] row
 
    #Info: create a pastebin. This returns the link of the pastebin.
    #You can get and find your pastebin API key at https://pastebin.com/api
    [(get|make|create)] [a] paste[ ]bin [link] with (data|lines) %strings%[(,| and|with)] (title|header) %string%[(,| and|with|for)] [api] key %string%
 
#Conditions:

    #Info: Checks if a slot is within a row of a defined inventory.
    #If the inventory isn't set, it assumes it's a chest.
    #Supported inventories: Player, Chest, ShulkerBox, Enderchest, Dropper, Dispenser, Workbench and Hopper.
    #Any other inventory will be calculated and guessed apon it's inventory size.
    [slot] %number% (1¦is|2¦is(n't| not)) (within|of|in) row %number% [(of|in|from) [inventory] %-inventory%]

on inventory click:
   cancel event
   broadcast "&6%clicked row%"
   if clicked slot is within row 2 of clicked inventory:
       broadcast "&a&lYes"
   if clicked row is 2:
       broadcast "&a&lDoes same thing :P"

on rightclick on anything:
    set {_material} to material from player's tool
    if player hasn't got a cooldown for {_material}:
        set the cooldown of {_material} for player to 100
    wait 2 ticks
    if player has a cooldown for {_material}:
        broadcast "yes"
command /skull:
    trigger:
        broadcast "%skull owner of target block%"