--- /dev/null
+
+USING: accessors ui L-system ;
+
+IN: L-system.models.abop-3
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+: abop-3 ( <L-system> -- <L-system> )
+
+ L-parser-dialect >>commands
+
+ "c(12)FA" >>axiom
+
+ {
+ { "A" "!(.9)t(.4)FB>(94)B>(132)B" }
+ { "B" "[&t(.4)F$A]" }
+ { "F" "'(1.25)F'(.8)" }
+ }
+ >>rules ;
+
+! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+: main ( -- ) [ L-system abop-3 "L-system" open-window ] with-ui ;
+
+MAIN: main