A few years later , after Obasanjo died and General Abdulsalami Abubakar took power , General Abacha was released and pardoned .
Several years later , General Obasanjo was released and pardoned after Abacha died and after General Abdulsalami Abubakar took power .

Select your answer from the options. Do these sentences mean the same thing?
Available choices: (a). no. (b). yes.
(a).