on sign change:
    line 1 is "TA"
    set line 4 to "&9==&4RightClick&9=="
    set line 1 to "&2&lタイムアタック"
    set line 3 to "&8&lstart"

on right click on a sign:
    line 1 of the clicked block is "&2&lタイムアタック"
    line 3 of the clicked block is "&8&lstart"
    line 4 of the clicked block is "&9==&4RightClick&9==":
        player is on ground
        set {%region at player%.%player%.cp} to location of player
        message "&a&lSet ChekPoint&e(CP)&7({%region at player%.%player%.cp})"
        if {blockcp.%player%} is equal to 2:
            set {blockcp.%player%} to 1
            stop
        if {blockcp.%player%} is not set:
            set {blockcp.%player%} to 1
            stop

on right click on a sign:
    line 1 of the clicked block is "&2&lタイムアタック"
    line 3 of the clicked block is "&8&lstart"
    line 4 of the clicked block is "&9==&4RightClick&9==":
        player is on ground
        command "scoreboard players set %player% TA 0"
        command "scoreboard players set %player% TA2 0"
        command "scoreboard players set %player% TA3 0"
        command "scoreboard players set %player% TA4 0"
        command "scoreboard teams join TA %player%"
        message "&6TA》&a&lタイムアタックスタート"