( ( Although ( ( hyaline cartilage ) ( also ( contains ( collagen ( in ( the matrix ) ) ) ) ) ) ) ( it ( ( ( differs ( from fibrocartilage ) ) ( largely ( in ( ( the amount ) ( of ( collagen present ) ) ) ) ) ) . ) ) )
(ROOT (S (SBAR (IN Although) (S (NP (JJ hyaline) (NN cartilage)) (ADVP (RB also)) (VP (VBZ contains) (NP (NP (NN collagen)) (PP (IN in) (NP (DT the) (NN matrix))))))) (NP (PRP it)) (VP (VBZ differs) (PP (IN from) (NP (NN fibrocartilage))) (PP (ADVP (RB largely)) (IN in) (NP (NP (DT the) (NN amount)) (PP (IN of) (NP (NN collagen) (NN present)))))) (. .)))
Although hyaline cartilage also contains collagen in the matrix it differs from fibrocartilage largely in the amount of collagen present.
(ROOT (S (NP (JJ Lamprey) (NN cartilage)) (VP (VBZ contains) (NP (DT no) (NN collagen))) (. .)))