#The level structure must begin with the word "pipenightdreams"
pipenightdreams{
  speed=18			#defines the speed of the flow, must be >=1
  level=1			#not used
  start_delay=1000		# between 0..2000
  graph_dir="pipes_wire"	#first directory to search for graphics
  graph_dir="flow_blue"
  graph_dir="arrows_grey"
  graph_dir="default"
  restrict_coef=15		#defines the % of restricted connections
  fixed_coef=50			#defines the % of fixed pipes
  background=mosaic		#defines the type of the background
  required=22
  entry{        		#entry attributes block
    row=2
    column=4
    side=east
  }
  exit{                         #exit attributes block
    row=7
    column=5
    side=east
  }
}