However, the simultaneous loss of radio and transponder signal would be a rare and alarming occurrence, and would normally indicate a catastrophic system failure or an aircraft crash.
( However ( , ( ( ( the ( simultaneous loss ) ) ( of ( radio ( and ( transponder signal ) ) ) ) ) ( ( ( ( ( would ( be ( a ( ( ( rare and ) alarming ) occurrence ) ) ) ) , ) and ) ( ( would normally ) ( indicate ( ( ( a ( catastrophic ( system failure ) ) ) or ) ( an ( aircraft crash ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB However)) (, ,) (NP (NP (DT the) (JJ simultaneous) (NN loss)) (PP (IN of) (NP (NN radio) (CC and) (NN transponder) (NN signal)))) (VP (VP (MD would) (VP (VB be) (NP (DT a) (ADJP (JJ rare) (CC and) (JJ alarming)) (NN occurrence)))) (, ,) (CC and) (VP (MD would) (ADVP (RB normally)) (VP (VB indicate) (NP (NP (DT a) (JJ catastrophic) (NN system) (NN failure)) (CC or) (NP (DT an) (NN aircraft) (NN crash)))))) (. .)))
All planes that lose signal while losing radio connection are due to damage to the plane.
( ( ( All planes ) ( that lose ) ) ( ( signal ( while ( ( losing ( radio connection ) ) ( are ( due ( to ( damage ( to ( the plane ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT All) (NNS planes)) (SBAR (WHNP (WDT that)) (S (VP (VBP lose))))) (VP (VBP signal) (SBAR (IN while) (S (NP (JJ losing) (NN radio) (NN connection)) (VP (VBP are) (ADJP (JJ due) (S (VP (TO to) (VP (VB damage) (PP (TO to) (NP (DT the) (NN plane))))))))))) (. .)))