Name: siercarpet
Description: "Sierpinski Carpet"
Color: "white"
Angle: 90.0
AngleIncrement: 1.0
Width: 1.0
WidthIncrement: 1.0
Length: 1.0
LengthScale: 3.0
Axiom: F+F+F+F+
Rules:
{
F -> [<-f+f-F+F+F+F|fff-F+F+F+F]F
+ -> +
}