Web site map

I have roles enabled. If you log in as corporate you will see corporate menu and as maketing the marketing menu.
 
my question is i have a page 3 and both corporate and marketing can see how can i add that page in the web site map.
navigation
*home
      *Corporate
             Page1
             Page2
             Page3 (same page)
       *Marketing
             Page 4
             Page 5
             Page3 (same page)
 
 
Thank you
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