diff --git a/reaper/ac_reaper.py b/reaper/ac_reaper.py
index 828495776..b23907f9c 100644
--- a/reaper/ac_reaper.py
+++ b/reaper/ac_reaper.py
@@ -175,7 +175,8 @@ def score_to_midiitem(score, key_offset=0, start_offset=0):
     # Restore the remembered start time.
     RPR_SetMediaItemInfo_Value(selected_item, "D_POSITION", midi_item_start)
     RPR_MIDI_Sort(midi_take)
-    RPR_ShowConsoleMsg("MIDI notes added successfully! Check the editor.\n")
+    n = len(score)
+    RPR_ShowConsoleMsg(f"{n} MIDI notes added successfully! Check the editor.\n")
 
 # Test case.
 if __name__ == '__main__':  
diff --git a/user-guide/reascript-duo-dualities.py b/user-guide/reascript-duo-dualities.py
index 3123981ac..904456191 100644
--- a/user-guide/reascript-duo-dualities.py
+++ b/user-guide/reascript-duo-dualities.py
@@ -17,39 +17,41 @@
 gcg = GeneralizedContextualGroup.GeneralizedContextualGroup()
 gcg.avoidParallelFifths = True
 
-gcg.setAxiom('pcs1 R66 WC V+11 WC V-2 WC a3 dd a4 dd L*2 a3 L/2 arp1 dd K D*1.875 L/4 a4 arp2 dd dd')
-gcg.addRule( 'pcs1', 'P(0,4,7,11,14)')
-
-gcg.addRule('a3',   'a3k a3q a3 a3 ') 
+gcg.setAxiom('pcs1 R66 WC V+11 WC V-2 WC a3 dd a4 dd L*2 D/2.5 pcs1 T+5 V+31 a3 D*2.55 L/2 arp1 dd K D*1.875 L/4 a4 arp2 dd dd')
+gcg.addRule( 'pcs1', 'P(0,4,7,11,14)') 
+ 
+gcg.addRule('a3',   'V+11 a3k a3q a3 a3 ') 
 gcg.addRule('a3k',  'K  arp WV WC ')
-gcg.addRule('a3q',  'Q7     WV K D/1.245 WV arp1 V+2 D*1.25 V+5 WC WC ')
+gcg.addRule('a3q',  'Q7     WV K D/1.245 WV arp1 D/1.25 WC a4q D*1.25 V+2 D*1.25 V+5 WC WC ')
 
-gcg.addRule('a4',   'L*2 a4k a4q D/1.28 a4 arp a3 D/1.25 a3k a4 D*1.25 D*1.25 L/2 WC ')
+gcg.addRule('a4',   'V-9  L*2 a4k  a4q D/1.28 a4 arp a3 D/1.25 a3k a4 D*1.25 D*1.25 L/2 WC ')
 gcg.addRule('a4k',  'K  WV ')
 gcg.addRule('a4q',  'Q3 WV K V+1 WC')
 
-gcg.addRule('arp',  'V+17 WC V+5 WC V-10 WC V-9') 
-gcg.addRule('arp1', 'L/2 D/2.125 Q5 WV Q5 WV Q5 WV Q5 WV D*2.125 L*2') 
-gcg.addRule('arp2', 'L/2 D/2.125 Q5 WV Q5 WV Q5 WV Q5 WV Q5 WV Q5 WV D*2.125 L*2') 
-gcg.addRule('dd',   'WV WV ') 
-
+gcg.addRule('arp',  'T+6 V+17 WC V+5 WC V-16 WC V-9 T-7') 
+gcg.addRule('arp1', 'L/2 D/2.125 Q5 WV Q5 WV  Q5 WV Q5 WV D*2.125 L*2') 
+gcg.addRule('arp2', 'L/2.5 D/2.125 Q5  WV Q5 WV Q5 WV Q5 WV Q5 WV Q5 WV D*2.125 L*2.51') 
+gcg.addRule('dd',   'WV WV ')  
+ 
 gcg.setIterationCount(4)
 gcg.debug = True 
 gcg.generate()
 
 rescale = CsoundAC.Rescale()
 rescale.setRescale( CsoundAC.Event.TIME,       True, False, (1.0 / 40.0),   60     )
-rescale.setRescale( CsoundAC.Event.INSTRUMENT, True, True,   1,              6     )
-rescale.setRescale( CsoundAC.Event.KEY,        True, False, 40,             36     )
+rescale.setRescale( CsoundAC.Event.INSTRUMENT, True, True,   1,              2     )
+rescale.setRescale( CsoundAC.Event.KEY,        True, False, 33,             48     )
 rescale.setRescale( CsoundAC.Event.VELOCITY,   True, True,  50,             40     )
 rescale.setRescale( CsoundAC.Event.PAN,        True, True,  .1,             .8     )
-rescale.addChild(gcg)
+rescale.addChild(gcg) 
 
 model.addChild(rescale)
 model.setAuthor("CsoundAC Tutorial");
 model.setTitle("reasript-duo-dualities");
 model.generateAllNames()
 model.generate()
+model.getScore().tieOverlappingNotes(True)
+model.getScore().setDuration(480) 
 # The ac_reaper module score_to_midiitem function can translate both scores as 
 # raw Python arrays of notes, or scores as CsoundAC Scores.
 ac_reaper.score_to_midiitem(model.getScore())