( ( ( ( ( Legislative declaration ) ( on use ) ) ( of ( sea water ) ) ) ( for ( toilet flushing ) ) ) . )
(ROOT (NP (NP (JJ Legislative) (NN declaration)) (PP (IN on) (NP (NN use))) (PP (IN of) (NP (NN sea) (NN water))) (PP (IN for) (NP (NN toilet) (NN flushing))) (. .)))
Legislative declaration on use of sea water for toilet flushing.
(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))))))) (. .)))