The Zam's Gun and Lake Paonga questions are movie EU.
Movie History and background is OK, and anything mentioned in the movie script or onscreen is also OK. Those types of questions are movie EU though...
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The Alec Guiness question is valid, and as far as I know, correct. Obi can tell us if otherwise.
Here's a new question:
Q. Describe 4 music ensembles that appear in the saga
ie. there names are NOT required.
bonus point for pic each