diff --git a/.gitattributes b/.gitattributes
index f7ab2e43736..97b0c3fdf3b 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -882,6 +882,8 @@ Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/bulldog
 Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/bulldog_2.bps -text
 Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/char_g.bps -text
 Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/char_m.bps -text
+Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_1.bps -text
+Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_2.bps -text
 Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/flag.bps -text
 Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/logo.bps -text
 Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/spoun.bps -text
diff --git a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.cpp b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.cpp
index 810c511a396..aae39c09ac9 100644
--- a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.cpp
+++ b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.cpp
@@ -465,7 +465,9 @@ public slots:
   void on_actionOpenLinear_triggered() ;
   void on_actionOpenDXF_triggered() ;
   void on_actionOpenBezier_triggered() ;
-  void on_actionSave_triggered() ;
+  void on_actionSaveRed_triggered() ;
+  void on_actionSaveBlue_triggered() ;
+  void on_actionSaveResult_triggered() ;
   void on_actionIntersection_triggered() ;
   void on_actionUnion_triggered() ;
   void on_actionBlueMinusRed_triggered() ;
@@ -999,27 +1001,79 @@ void MainWindow::on_actionOpenBezier_triggered()
   open(QFileDialog::getOpenFileName(this, tr("Open Bezier Polygon"), "../data", tr("Bezier Curve files (*.bps)") ));
 }
 
-void MainWindow::on_actionSave_triggered()
+void MainWindow::on_actionSaveRed_triggered()
 {
   if ( mCircular_active )
   {
-    if ( !save_circular(QFileDialog::getSaveFileName(this, tr("Save Acive Circular Polygon Set"), "../data", tr("Linear Curve files (*.lps)") ) 
-                       ,active_set().circular()
+    if ( !save_circular(QFileDialog::getSaveFileName(this, tr("Save 'P' Circular Polygon Set"), "../data", tr("Linear Curve files (*.lps)") ) 
+                       ,red_set().circular()
                        )
        )
     {
-      show_error("Caanoit save circular polygon set.");
+      show_error("Cannot save circular polygon set.");
     }
        
   }
   else
   {
-    if ( !save_bezier(QFileDialog::getSaveFileName(this, tr("Save Acive Bezier Polygon Set"), "../data", tr("Bezier Curve files (*.bps)") )
+    if ( !save_bezier(QFileDialog::getSaveFileName(this, tr("Save 'P' Bezier Polygon Set"), "../data", tr("Bezier Curve files (*.bps)") )
                      ,active_set().bezier() 
                      )
        )
     {
-      show_error("Caanoit save bezier polygon set.");
+      show_error("Cannot save bezier polygon set.");
+    }
+  }
+
+}
+
+void MainWindow::on_actionSaveBlue_triggered()
+{
+  if ( mCircular_active )
+  {
+    if ( !save_circular(QFileDialog::getSaveFileName(this, tr("Save 'Q' Circular Polygon Set"), "../data", tr("Linear Curve files (*.lps)") ) 
+                       ,active_set().circular()
+                       )
+       )
+    {
+      show_error("Cannot save circular polygon set.");
+    }
+       
+  }
+  else
+  {
+    if ( !save_bezier(QFileDialog::getSaveFileName(this, tr("Save 'Q' Bezier Polygon Set"), "../data", tr("Bezier Curve files (*.bps)") )
+                     ,active_set().bezier() 
+                     )
+       )
+    {
+      show_error("Cannot save bezier polygon set.");
+    }
+  }
+
+}
+
+void MainWindow::on_actionSaveResult_triggered()
+{
+  if ( mCircular_active )
+  {
+    if ( !save_circular(QFileDialog::getSaveFileName(this, tr("Save Result Circular Polygon Set"), "../data", tr("Linear Curve files (*.lps)") ) 
+                       ,result_set().circular()
+                       )
+       )
+    {
+      show_error("Cannot save circular polygon set.");
+    }
+       
+  }
+  else
+  {
+    if ( !save_bezier(QFileDialog::getSaveFileName(this, tr("Save Result Bezier Polygon Set"), "../data", tr("Bezier Curve files (*.bps)") )
+                     ,result_set().bezier() 
+                     )
+       )
+    {
+      show_error("Cannot save bezier polygon set.");
     }
   }
 
diff --git a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.ui b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.ui
index 3f9899bea17..5e6bcc5ba76 100644
--- a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.ui
+++ b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/boolean_operations_2.ui
@@ -60,7 +60,9 @@
     <addaction name="actionOpenDXF" />
     <addaction name="actionOpenBezier" />
     <addaction name="separator" />
-    <addaction name="actionSave" />
+    <addaction name="actionSaveRed" />
+    <addaction name="actionSaveBlue" />
+    <addaction name="actionSaveResult" />
     <addaction name="separator" />
     <addaction name="actionQuit" />
    </widget>
@@ -215,12 +217,24 @@
    </property>
   </action>
 
-  <action name="actionSave" >
+  <action name="actionSaveRed" >
    <property name="text" >
-    <string>&amp;Save Currently Active Set</string>
+    <string>&amp;Save 'P' Set</string>
    </property>
   </action>
 
+  <action name="actionSaveBlue" >
+   <property name="text" >
+    <string>&amp;Save 'Q' Set</string>
+   </property>
+  </action>
+  
+  <action name="actionSaveResult" >
+   <property name="text" >
+    <string>&amp;Save Result Set</string>
+   </property>
+  </action>
+  
   <action name="actionQuit" >
    <property name="text" >
     <string>&amp;Quit</string>
diff --git a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_1.bps b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_1.bps
new file mode 100644
index 00000000000..1f14666a6ea
--- /dev/null
+++ b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_1.bps
@@ -0,0 +1,29 @@
+DOUBLE
+1
+  1
+    5
+      4
+        0 15
+		0 5
+        5 0
+        15 0
+      4
+        15 0
+        25 0
+        30 5
+        30 15
+      4
+        30 15
+        30 50
+        20 50
+        20 10
+      4
+        20 10
+        20 5
+        10 5
+        10 10
+      4
+        10 10
+        10 50
+         0 50
+         0 15		 
\ No newline at end of file
diff --git a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_2.bps b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_2.bps
new file mode 100644
index 00000000000..6ae4428cabd
--- /dev/null
+++ b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/data/custom_2.bps
@@ -0,0 +1,29 @@
+DOUBLE
+1
+  1
+    5
+      4
+        0 35
+		0 45
+        5 50
+        15 50
+      4
+        15 50
+        25 50
+        30 45
+        30 35
+      4
+        30 35
+        30 0
+        20 0
+        20 40
+      4
+        20 40
+        20 45
+        10 45
+        10 40
+      4
+        10 40
+        10 0
+         0 0
+         0 35		 
\ No newline at end of file
diff --git a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/include/CGAL/Qt/BezierCurves.h b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/include/CGAL/Qt/BezierCurves.h
index d5e03df6126..4dcfa498d4c 100644
--- a/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/include/CGAL/Qt/BezierCurves.h
+++ b/Boolean_set_operations_2/demo/Boolean_set_operations_2_GraphicsView/include/CGAL/Qt/BezierCurves.h
@@ -343,6 +343,7 @@ struct Draw_bezier_X_monotone_curve
   }
 } ;
 
+
 template<class Bezier_boundary_pieces>
 class Bezier_boundary_pieces_graphics_item : public Boundary_pieces_graphics_item<Bezier_boundary_pieces,Draw_bezier_curve,Bezier_bbox>
 {