on right click holding a paper:
   name of held item contains "§6§l宝くじ券"
   remove 1 of paper from player
   set {_temp} to random integer between 1 and 10
   if {_temp} is between 6 and 10:
      message "§6§l当たり！" to player
      give player snowball
      give player snowball
      give player snowball
      give player snowball
   else if {_temp} is between 1 and 5:
      message "§7§lはずれ・・・" to player