( Toilets ( ( are ( ( the ( ( single largest ) use ) ) ( of ( water ( inside ( the home ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Toilets)) (VP (VBP are) (NP (NP (DT the) (ADJP (JJ single) (JJS largest)) (NN use)) (PP (IN of) (NP (NP (NN water)) (PP (IN inside) (NP (DT the) (NN home))))))) (. .)))
Toilets are the single largest use of water inside the home.
(ROOT (S (NP (NP (DT The) (NN action)) (PP (IN of) (S (VP (VBG flushing) (NP (DT the) (NN toilet))))) (, ,) (VP (VBN performed) (NP (JJ multiple) (NNS times)) (ADVP (RB daily))) (, ,)) (VP (VBZ is) (NP (NP (DT the) (ADJP (JJ single) (JJS biggest)) (NN use)) (PP (IN of) (NP (NP (NN water)) (PP (IN in) (NP (DT the) (NN home))))))) (. .)))