#Equivalent to FF+(20)FF+(20)@D(0.8)FFF
Axiom: nF(2,1)+(20)nF(2,1)+(20)@D(0.8)nF(3,1)

#Branching shape
#Axiom: nF(2,1)[+(45)nF(2,1)]nF(1,1)[-(45)nF(2,1)]nF(2,1)

derivation length: 1
production:


interpretation:


endlsystem
