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]].11111A,B,C,D,FD