68.Now press (Ctrl +Alt +3) to show the object hidden in the previous step and bring this object to front (Ctrl +Shift +Right Square Bracket). While the result is selected, hold down the Shift key and click on the newly blended objects. Go to the Object > Clipping Mask > Make (Ctrl +7).
69.Reselect the newly blended objects and duplicate (Ctrl +C, Ctrl +F) them. Next, double-click on the duplicate and select the two original objects (two curves). Reset the data of them as shown in the image below. Finally, double-click on anywhere outside of the blended objects you have just edited.
70.Keep the result selected and open the Transparency Palette (Window > Transparency). Select Multiply in the Blending Mode and enter a 15 in the Opacity box.