A moment later, the clear, high-pitched sound of the whistle could be heard over the Rabbi's final shofar blast.
( ( ( A moment ) later ) ( , ( ( ( the ( clear ( , ( high-pitched sound ) ) ) ) ( of ( the whistle ) ) ) ( ( could ( be ( heard ( over ( ( the ( Rabbi 's ) ) ( final ( shofar blast ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (NP (DT A) (NN moment)) (RB later)) (, ,) (NP (NP (DT the) (JJ clear) (, ,) (JJ high-pitched) (NN sound)) (PP (IN of) (NP (DT the) (NN whistle)))) (VP (MD could) (VP (VB be) (VP (VBN heard) (PP (IN over) (NP (NP (DT the) (NNP Rabbi) (POS 's)) (JJ final) (NN shofar) (NN blast)))))) (. .)))
The whistle didn't make any sound.
( ( The whistle ) ( ( ( did n't ) ( make ( any sound ) ) ) . ) )
(ROOT (S (NP (DT The) (NN whistle)) (VP (VBD did) (RB n't) (VP (VB make) (NP (DT any) (NN sound)))) (. .)))