( ( Such structures ) ( ( are ( incapable ( of ( supporting ( ( ( warm-blooded respiration ) and ) ( ( the ( aerobic requirements ) ) ( of flight ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Such) (NNS structures)) (VP (VBP are) (ADJP (JJ incapable) (PP (IN of) (S (VP (VBG supporting) (NP (NP (JJ warm-blooded) (NN respiration)) (CC and) (NP (NP (DT the) (JJ aerobic) (NNS requirements)) (PP (IN of) (NP (NN flight)))))))))) (. .)))
Such structures are incapable of supporting warm-blooded respiration and the aerobic requirements of flight.
(ROOT (S (NP (NP (DT The) (NN structure)) (PP (IN of) (NP (NN mitochondrion)))) (VP (VBZ plays) (NP (NP (DT an) (JJ important) (NN role)) (PP (IN in) (NP (JJ aerobic) (NN respiration))))) (. .)))