( We ( ( ( ( rate ( ( the loudness ) ( of sounds ) ) ) , ) ( for ( ( example , ) ( in ( terms ( of ( decibels ( which ( are ( logarithms ( of ( actually ( physically ( measurable ( sound intensities ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBP rate) (NP (NP (DT the) (NNS loudness)) (PP (IN of) (NP (NNS sounds)))) (, ,) (PP (IN for) (NP (NP (NN example)) (, ,) (PP (IN in) (NP (NP (NNS terms)) (PP (IN of) (NP (NP (NNS decibels)) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (NP (NP (NNS logarithms)) (PP (IN of) (S (VP (ADVP (RB actually)) (VBG physically) (NP (JJ measurable) (NN sound) (NNS intensities)))))))))))))))) (. .)))
We rate the loudness of sounds, for example, in terms of decibels which are logarithms of actually physically measurable sound intensities.
(ROOT (S (NP (NNP Decibel)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (VP (VBN used) (S (VP (TO to) (VP (VB measure) (NP (NP (DT the) (NN intensity)) (PP (IN of) (NP (JJ sound) (NNS waves)))))))))) (. .)))