clean
$0
floor
$0
floor
$0
natural
$0
floor
$0
floor
$0
cobblestone
$0
fabric
$0
asphalt
$0
fabric
$0
floor
$0
cobblestone
$0
floor
$0
fabric
$0
floor
$0
clean
$0
brick
$0
floor
$0
clean
$0
floor
$0
clean
$0
natural
$0
indoor
$0
natural
$0
floor
$0
cobblestone
$0