on mine of stone:
    chance of 50%:
        give 1 iron block to the player
    chance of 50%:
        give 1 gold block to the player
    chance of 50%:
        give 1 diamond block to the player
    chance of 50%:
        give 1 emerald block to the player
    chance of 25%:
        give 1 obsidian to the player
    chance of 25%:
        give 1 ender pearl to the player
    chance of 25%:
        give 1 apple to the player
    chance of 25%:
        give 1 tnt to the player
    chance of 25%:
        give 1 bookshelf to the player
    chance of 25%:
        give 1 slimeball of infinity 1 named "&6&lMoneta" to the player
 
 
 
command /drop:    
    trigger:        
        open chest with 2 rows named "&1Drop" to player        
        wait 2 tick        
        format slot 0 of player with 1 of emerald block named "&8>>&aSzmaragd" with lore "&8>> &6Szansa &8>> &650 Procent" to close
        format slot 1 of player with 1 of gold block named "&8>>&eZloto" with lore "&8>> &6Szansa &8>> &650 Procent" to close
        format slot 2 of player with 1 of diamond block named "&8>>&bDiament" with lore "&8>> &6Szansa &8>> &650 Procent"  to close
        format slot 3 of player with 1 of iron block named "&8>>&fZelazo" with lore "&8>> &6Szansa &8>> &650 Procent" to close
        format slot 4 of player with 1 of obsidian named "&8>>&7Obsydian" with lore "&8>> &6Szansa &8>> &625 Procent" to close
        format slot 5 of player with 1 of 368 named "&8>>&5Ender Perla" with lore "&8>> &6Szansa &8>> &625 Procent" to close
        format slot 6 of player with 1 of apple named "&8>>&cJablko" with lore "&8>> &6Szansa &8>> &625 Procent" to close
        format slot 7 of player with 1 of tnt named "&8>>&ctnt" with lore "&8>> &6Szansa &8>> &625 Procent" to close
        format slot 8 of player with 1 of bookshelf named "&8>>&aBiblioteczka" with lore "&8>> &6Szansa &8>> &625 Procent" to close
        format slot 9 of player with 1 of slimeball named "&8>>&6&lMoneta" with lore "&8>> &6Szansa &8>> &625 Procent" to close