Rough Dentogram ( clustering based on segment distance )

   QL 29  34  
   !  
   4--QE 28  28  
   !     
   !     QL 46  54  
   !     !  
   !     7--QL 13  17  
   !     !     
   !     !     QE 66  66  
   !     !     !  
   !     9-----6--QE 45  45  
   !     !           
   !     10----------QE 69  78  
   !     !              
   !     1--------------QE  5  12  
   !     !                 
   !     11----------------QL 79  81  
   !     !                    
   !     12-------------------QH 82  95  
   !     !                       
   !     13----------------------QL 96 104  
   !     !                          
   !     8--------------------------QE 56  66  
   !     !                             
   5-----2-----------------------------QE 18  28  
   !                                      
   3--------------------------------------QE 35  45  
  /
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