_Albert Azzo I OBERTENGHI _+
                                                   | (0970 - 1029)             
                       _Albert Azzo II OBERTENGHI _|
                      | (0997 - 1097)              |
                      |                            |_Adela of MILAN ___________
                      |                              (0975 - 1012)             
 _Fulco I ESTE _______|
| (.... - 1128)       |
|                     |                             ___________________________
|                     |                            |                           
|                     |_Garsende of HUGONIDE ______|
|                                                  |
|                                                  |___________________________
|                                                                              
|
|--Fulco II ESTE 
|  (.... - 1172)
|                                                   ___________________________
|                                                  |                           
|                      ____________________________|
|                     |                            |
|                     |                            |___________________________
|                     |                                                        
|_____________________|
                      |
                      |                             ___________________________
                      |                            |                           
                      |____________________________|
                                                   |
                                                   |___________________________