(1) His sons were Leon C. , Huntley N. and Rolland H. , of whom Huntley and Rolland would serve as governors of New Hampshire .
(2) His sons were Leon C. , Huntley N. , and Rolland H. , whom Huntley and Rolland would serve as governors of New Hampshire .

Do these two sentences mean the same thing?

pick from the following.
1). no
2). yes
2).