( ( Whatever ( ( ( the ( demonstrated shortcomings ) ) ( of ( strategic ( air power ) ) ) ) ( during ( the war ) ) ) ) ( , ( ( ( the advent ) ( of ( the ( atomic age ) ) ) ) ( ( appeared ( to ( ( make ( the ( air-delivered bomb ) ) ) ( the ( ultimate weapon ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (WDT Whatever) (FRAG (NP (NP (DT the) (JJ demonstrated) (NNS shortcomings)) (PP (IN of) (NP (JJ strategic) (NN air) (NN power))) (PP (IN during) (NP (DT the) (NN war)))))) (, ,) (NP (NP (DT the) (NN advent)) (PP (IN of) (NP (DT the) (JJ atomic) (NN age)))) (VP (VBD appeared) (S (VP (TO to) (VP (VB make) (NP (DT the) (JJ air-delivered) (NN bomb)) (NP (DT the) (JJ ultimate) (NN weapon)))))) (. .)))
Whatever the demonstrated shortcomings of strategic air power during the war, the advent of the atomic age appeared to make the air-delivered bomb the ultimate weapon.
(ROOT (S (NP (NNP Air)) (VP (VBZ is) (VP (VBN made) (PP (IN of) (NP (NNS atoms))))) (. .)))