Complex sentence: In the final scene, Gottfried urges his terrified players to "focus on their words and gestures" on the piece of theatre they are producing and to ignore the daily trains taking prisoners from Theresienstadt to what the audience knows and the prisoners fear are death camps.
Split into simpler sentences: In the final scene, Gottfried urges his terrified players to "focus on their words and gestures," to perform this piece. He knows they have to ignore the daily trains taking prisoners from Theresienstadt to what the audience knows and the prisoners fear are death camps.