( ( the ( other ( ( ligaments and ) cartilage ) ) ) ( ( were unaffected ) . ) )
(ROOT (S (NP (DT the) (JJ other) (NNS ligaments) (CC and) (NN cartilage)) (VP (VBD were) (ADJP (JJ unaffected))) (. .)))
the other ligaments and cartilage were unaffected.
(ROOT (S (NP (NP (NNS Bones)) (, ,) (NP (NN cartilage)) (, ,) (CC and) (NP (NNS ligaments))) (VP (VBP make) (PRT (RP up)) (NP (DT the) (JJ skeletal) (NN system))) (. .)))
Bones, cartilage, and ligaments make up the skeletal system.