(1) To distinguish them , Attilio was referred to as Mattei II , Augusto as Mattei II and Aldo as Mattei III .
(2) To distinguish them , Attilio was referred to as Mattei I , Augusto as Mattei II and Aldo as Mattei III .

Do these two sentences mean the same thing?

pick from the following.
I. no
II. yes
I.