This was United 175's last communication with the ground.
( This ( ( was ( ( ( United ( 175 's ) ) ( last communication ) ) ( with ( the ground ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBD was) (NP (NP (NP (NNP United) (CD 175) (POS 's)) (JJ last) (NN communication)) (PP (IN with) (NP (DT the) (NN ground))))) (. .)))
United 175 would never have another communication with the ground.
( ( United 175 ) ( ( ( would never ) ( have ( ( another communication ) ( with ( the ground ) ) ) ) ) . ) )
(ROOT (S (NP (NNP United) (CD 175)) (VP (MD would) (ADVP (RB never)) (VP (VB have) (NP (NP (DT another) (NN communication)) (PP (IN with) (NP (DT the) (NN ground)))))) (. .)))