variables:
    {G2} = 100
on rightclick holding a paper:
    chance of 1/{G2}:
        execute console command "/menu grab %player% q"
        set {G2} to 100
        send "&9>>> &c当選しました！おめでとうございます！"
    else:
        send "&9>>> &e残念、ハズレです。只今の当選確率%{G2}%はです"
        subtract 1 from {G2}