a

on rightclick holding a fire_charge:
    teleport player to {%player%-50000m-warppoint}

on rightclick on sign:
    set {%player%-50000m-warppoint} to location of player
    message "&6&nチェックポイント&eを設定しました"
    play sound "block.note.pling" with pitch 1.5 at player
    play sound "block.note.snare" with pitch 1 at player
    play sound "block.note.basedrum" with pitch 1 at player
    wait 2 minecraft ticks
    play sound "block.note.pling" with pitch 1 at player
    play sound "block.note.snare" with pitch 1 at player
    wait 2 minecraft ticks
    play sound "block.note.pling" with pitch 1.5 at player
    play sound "block.note.snare" with pitch 1 at player
    wait 2 minecraft ticks
    play sound "block.note.pling" with pitch 2 at player
    play sound "block.note.snare" with pitch 0.5 at player
    play sound "block.note.basedrum" with pitch 1 at player

on walking on sponge:
    teleport player to {%player%-50000m-warppoint}

on burn:
    cancel event