( ( ( That amount ) ( of water ) ) ( , ( however ( , ( ( sometimes ( ( ( ( ( does not ) ( accomplish ( the job ) ) ) , ) and ) ( leads ( to ( users ( ( ( flushing ( the toilet ) ) ( multiple times ) ) ( to ( clear ( the bowl ) ) ) ) ) ) ) ) ) . ) ) ) ) )
(ROOT (S (NP (NP (DT That) (NN amount)) (PP (IN of) (NP (NN water)))) (, ,) (ADVP (RB however)) (, ,) (VP (ADVP (RB sometimes)) (VP (VBZ does) (RB not) (VP (VB accomplish) (NP (DT the) (NN job)))) (, ,) (CC and) (VP (VBZ leads) (PP (TO to) (NP (NP (NNS users)) (VP (VBG flushing) (NP (DT the) (NN toilet)) (NP (JJ multiple) (NNS times)) (S (VP (TO to) (VP (VB clear) (NP (DT the) (NN bowl)))))))))) (. .)))
That amount of water, however, sometimes does not accomplish the job, and leads to users flushing the toilet multiple times to clear the bowl.
(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))))))) (. .)))