( ( The Properties ) ( of ( a ( Heterogeneous Mixture ) ) ) )
(ROOT (FRAG (NP (DT The) (NNPS Properties)) (PP (IN of) (NP (DT a) (NNP Heterogeneous) (NNP Mixture)))))
The Properties of a Heterogeneous Mixture
(ROOT (S (NP (NNS Heterogeneous)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (DT a) (NN mixture)) (SBAR (WHNP (WDT that)) (S (VP (VBZ varies) (PP (IN in) (NP (PRP$ its) (NN composition)))))))))) (. .)))