--- /dev/null
+digraph test
+{
+ edge [style=invis]
+ node [peripheries=0]
+
+/* row nine */
+ sdl_export [shape=none]
+ sdl_export2 [shape=sdl_export, label=""]
+ sdl_export -> sdl_export2;
+/* row eight */
+ sdl_connector [shape=none]
+ sdl_connector2 [shape=sdl_connector, label=""]
+ sdl_set [shape=none]
+ sdl_set2 [shape=sdl_set, label=""]
+ sdl_reset [shape=none]
+ sdl_reset2 [shape=sdl_reset, label=""]
+ sdl_connector -> sdl_connector2 ->
+ sdl_set -> sdl_set2 ->
+ sdl_reset -> sdl_reset2
+/* row seven */
+ sdl_text_extension_from_right [shape=none]
+ sdl_text_extension_from_right2 [shape=sdl_text_extension_from_right, label=""]
+ sdl_comment_from_left [shape=none]
+ sdl_comment_from_left2 [shape=sdl_comment_from_left, style=dashed, label=""]
+ sdl_comment_from_right [shape=none]
+ sdl_comment_from_right2 [shape=sdl_comment_from_right, style=dashed, label=""]
+ sdl_text_extension_from_right -> sdl_text_extension_from_right2 ->
+ sdl_comment_from_left -> sdl_comment_from_left2 ->
+ sdl_comment_from_right -> sdl_comment_from_right2
+
+/* row six */
+ sdl_call [shape=none]
+ sdl_call2 [shape=sdl_call, label=""]
+ sdl_text [shape=none]
+ sdl_text2 [shape=sdl_text, label=""]
+ sdl_text_extension_from_left [shape=none]
+ sdl_text_extension_from_left2 [shape=sdl_text_extension_from_left, label=""]
+ sdl_call -> sdl_call2 ->
+ sdl_text -> sdl_text2 ->
+ sdl_text_extension_from_left -> sdl_text_extension_from_left2
+
+/* row five */
+ sdl_stop [shape=none]
+ sdl_stop2 [shape=sdl_stop, label=""]
+ sdl_return [shape=none]
+ sdl_return2 [shape=sdl_return, label=""]
+ sdl_create [shape=none]
+ sdl_create2 [shape=sdl_create, label=""]
+ sdl_stop -> sdl_stop2 ->
+ sdl_return -> sdl_return2 ->
+ sdl_create -> sdl_create2
+
+
+/* row four */
+ sdl_output_to_left [shape=none]
+ sdl_output_to_left2 [shape=sdl_output_to_left, label=""]
+ sdl_condition [shape=none]
+ sdl_condition2 [shape=sdl_condition, label=""]
+ sdl_save [shape=none]
+ sdl_save2 [shape=sdl_save, label=""]
+ sdl_output_to_left -> sdl_output_to_left2 ->
+ sdl_condition -> sdl_condition2 ->
+ sdl_save -> sdl_save2
+
+/* row three */
+ sdl_procedure_start [shape=none]
+ sdl_procedure_start2 [shape=sdl_procedure_start, label=""]
+ sdl_state [shape=none]
+ sdl_state2 [shape=sdl_state, label=""]
+ sdl_output_to_right [shape=none]
+ sdl_output_to_right2 [shape=sdl_output_to_right, label=""]
+ sdl_procedure_start -> sdl_procedure_start2 ->
+ sdl_state -> sdl_state2 ->
+ sdl_output_to_right -> sdl_output_to_right2
+
+/* row two */
+ sdl_priority_input_from_right [shape=none]
+ sdl_priority_input_from_right2 [shape=sdl_priority_input_from_right, label=""]
+ sdl_priority_input_from_left [shape=none]
+ sdl_priority_input_from_left2 [shape=sdl_priority_input_from_left, label=""]
+ sdl_start [shape=none]
+ sdl_start2 [shape=sdl_start, label=""]
+ sdl_priority_input_from_right -> sdl_priority_input_from_right2 ->
+ sdl_priority_input_from_left -> sdl_priority_input_from_left2 ->
+ sdl_start -> sdl_start2;
+
+/* row one */
+ sdl_task [shape=none]
+ sdl_task2 [shape=sdl_task, label=""]
+ sdl_input_from_right [shape=none]
+ sdl_input_from_right2 [shape=sdl_input_from_right, label=""]
+ sdl_input_from_left [shape=none]
+ sdl_input_from_left2 [shape=sdl_input_from_left, label=""]
+ sdl_task -> sdl_task2 ->
+ sdl_input_from_right -> sdl_input_from_right2 ->
+ sdl_input_from_left -> sdl_input_from_left2
+
+}