Yoda's duel with Emperor Palpatine/Back to the duel/Yoda's escape

This is the scene where Yoda's duel with Palpatine, back on the duel and Yoda's escape takes place in Ryan's and Meg's Adventures of Star Wars Episode III: Revenge of the Sith.

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Master Yoda: I hear, a new apprentice you have, Emperor. Or, should I call you Darth Sideous?

Darth Sideous: Master Yoda. You survived.

Master Yoda: Surprised?