Sentence 1: Emperor Xuanzong himself passed the imperial examinations late in Tianbao 's `` Chang Gun '' era ( 742-756 ) .
Sentence 2: Emperor Xuanzong himself was the imperial examinations late in Tianbao 's '' Chang Gun `` era ( 742-756 ) .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?