options: linijek: 5 nazwa:&c&lSejf command /sejf: trigger: open chest with {@linijek} rows named "{@nazwa}" to player wait 1 tick loop {@linijek}*9 times: set slot loop-number - 1 of current inventory of player to {Sejf::%player%::%loop-number%} on inventory close: if inventory name of current inventory of player is "{@nazwa}": clear {Sejf::%player%::*} loop {@linijek}*9 times: set {Sejf::%player%::%loop-number%} to slot "%loop-number - 1%" parsed as an integer of current inventory of player