Venn-Ding Machine
Use .scavguess E, [answer] to submit an answer to this puzzle.
ERRATA: The highlighted area in the first diagram has been changed.
While you wait for the event to start, why not grab some refreshments from a nearby vending machine? You won't believe what they put in these things!
_ _ _ _ [_] _ _ _ _ / _ _ _ _ _
_ _ _ _ _ _ / _ _ [_] _ _
[_] _ _ _ _ _ _ _
_ _ _ _ [_] _ _ _ _ _
_ [_] _ _ _ / _ _ _
_ [_] _ _ _ _
[_] _ _ _ _ _ / _ _ _
_ _ _ _ _ _ / _ _ [_] _ _
[_] _ _ _ _ _ _ _
_ _ _ _ [_] _ _ _ _ _
_ [_] _ _ _ / _ _ _
_ [_] _ _ _ _
[_] _ _ _ _ _ / _ _ _