( ( ( ( ( A solid ) ( holds ( its shape ) ) ) and ) ( ( ( the volume ) ( of ( a solid ) ) ) ( is ( fixed ( by ( ( the shape ) ( of ( the solid ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (DT A) (JJ solid)) (VP (VBZ holds) (NP (PRP$ its) (NN shape)))) (CC and) (S (NP (NP (DT the) (NN volume)) (PP (IN of) (NP (DT a) (JJ solid)))) (VP (VBZ is) (VP (VBN fixed) (PP (IN by) (NP (NP (DT the) (NN shape)) (PP (IN of) (NP (DT the) (JJ solid)))))))) (. .)))
A solid holds its shape and the volume of a solid is fixed by the shape of the solid.
(ROOT (S (NP (NP (DT The) (NN name)) (PP (IN for) (NP (NP (DT a) (NN matter)) (SBAR (WHNP (WDT that)) (S (VP (VBZ has) (NP (NP (DT a) (VBN fixed) (NN volume)) (CC and) (NP (DT a) (VBN fixed) (NN shape))))))))) (VP (VBZ is) (ADJP (JJ solid))) (. .)))