data:image/png;base64,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data:image/png;base64,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 any number of input lists, and create a new list containing the items of the input lists. So
APPEND [A B] [C D]
where the [,,,] are lists reports the list
[A B C D]
not [[A B] [C D]].111111A,B,C,D,FA