Sentence 1: Director Albert Pyun , who had previously worked at Cannon , was brought on board and started with the Tolkin script that originally worked at Cannon .
Sentence 2: Albert Pyun , who had previously worked with Cannon , was brought on board and started with the Tolkin script that originally worked at Cannon .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?