cdr
returns the rest of a pair or sequence
Usage:
(cdr seq)
This function will return the portion of a pair or sequence that excludes its first element. For sequences, this will be the remainder of the sequence. For cons pairs, this will be the cdr portion.
An Example
(define x '(99 64 32 48))
(cdr x) ;; will return (64, 32, 48)
(define y (100 . 200))
(cdr y) ;; will return 200