Sentence 1: The republican authors read in the Enlightenment period taught an abstract ideal of classical government based on hierarchical social orders of king , aristocracy and commoners .
Sentence 2: Republican authors read in the Enlightenment period an abstract ideal of the classical government , which was based on hierarchical social orders of king , aristocracy and civil .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?