on rightclick on sign:
    1st line of clicked block is "&e&lcheckpoint"
    if block below player is gold block:
        set {%player%-checkpoint} to player's location
        send "&a金blockの位置をあなたのcheckpointにしました"
        stop
    send "金blockの上でclickしてください"
on sign change:
    line 1 of event-block is "c"
    set line 1 of event-block to "&e&lcheckpoint"
    set line 2 of event-block to "&a&l[&e&lrightclick&a&l]"
on damage:
    damage was caused by fall
    block 2 under victim is stone
    teleport victim to {%victim%-checkpoint}
    cancel event
    set victim's health to victim's max health

on damage:
	damage was caused by fall
	cancel event