cl-restcl-rest is an alias for `cdr' in `
cl-lib.el'. (cl-rest LIST) Return the cdr of LIST. If arg is nil, return nil. Error if arg is not nil and not a cons cell. See also `cdr-safe'. See Info node `(elisp)Cons Cells' for a discussion of related basic Lisp concepts such as cdr, car, cons cell and list.