( Burns ( & ( flammability ( investigations . ) ) ) )
(ROOT (NP (NNP Burns) (CC &) (NNP flammability) (NNP investigations) (. .)))
Burns & flammability investigations.
(ROOT (S (NP (DT The) (NN term)) (ADVP (RB flammability)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB describe) (NP (NP (DT the) (NN ability)) (PP (IN of) (NP (NN matter)))) (S (VP (TO to) (VP (VB burn))))))))) (. .)))