on place:
    if player is holding stone named "&r磨かれた石":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% double_stone_slab 8"
    if player is holding sand stone named "&r磨かれた砂岩":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% double_stone_slab 9"
    if player is holding red sand stone named "&r磨かれた赤砂岩":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% double_stone_slab2 8"
    if player is holding oak log named "&rオークの樹皮ブロック":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% log 12"
    if player is holding spruce log named "&rマツの樹皮ブロック":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% log 13"
if player is holding birch log named "&rシラカバの樹皮ブロック":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% log 14"
    if player is holding jungle log named "&rジャングルの樹皮ブロック":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% log 14"
    if player is holding acacia log named "&rアカシアの樹皮ブロック":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% log2 12"
    if player is holding dark oak log named "&rダークオークの樹皮ブロック":
        set {_x} to the event-block's x-coordinate
        set {_y} to the event-block's y-coordinate
        set {_z} to the event-block's z-coordinate
        execute console command "/execute %player% ~ ~ ~ setblock %{_x}% %{_y}% %{_z}% log2 13"