( ( A ligament ) ( ( is ( ( a band ) ( of ( ( tough ( , ( fibrous tissue ) ) ) ( that ( ( ( ( connects ( ( ( two or ) more ) bones ) ) ( at ( a joint ) ) ) and ) ( prevents ( ( excessive movement ) ( of ( the joint ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (NN ligament)) (VP (VBZ is) (NP (NP (DT a) (NN band)) (PP (IN of) (NP (NP (JJ tough) (, ,) (JJ fibrous) (NN tissue)) (SBAR (WHNP (WDT that)) (S (VP (VP (VBZ connects) (NP (QP (CD two) (CC or) (JJR more)) (NNS bones)) (PP (IN at) (NP (DT a) (NN joint)))) (CC and) (VP (VBZ prevents) (NP (NP (JJ excessive) (NN movement)) (PP (IN of) (NP (DT the) (NN joint)))))))))))) (. .)))
A ligament is a band of tough, fibrous tissue that connects two or more bones at a joint and prevents excessive movement of the joint.
(ROOT (S (NP (DT A) (NN ligament)) (VP (VBZ is) (NP (NP (DT a) (JJ short) (NN band)) (PP (IN of) (NP (NP (JJ tough) (NN connective) (NN tissue)) (SBAR (WHNP (WDT that)) (S (VP (VBZ connects) (NP (NNS bones)) (ADVP (RB together)) (S (VP (TO to) (VP (VB form) (NP (DT a) (NN joint)))))))))))) (. .)))
A ligament is a short band of tough connective tissue that connects bones together to form a joint.