( ( As ( ( part ( of ( their project ) ) ) ( work ( to ( achieve ( ( Green ( Flag status ) ) ( for ( water conservation ) ) ) ) ) ) ) ) ( ( the school ) ( ( ( ( converted ( all ( ( their ( single flush ) ) ( siphonic toilets ) ) ) ) ( -LRB- ( ( ( school toilets ) ( use ( on ( ( average ( 85 % ) ) ( of ( school water ) ) ) ) ) ) -RRB- ) ) ) ( from ( ( ( single flush ) ( to ( variable flush ) ) ) ( using ( the ( Mecon ( Green ( Button ( Water Saver ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (SBAR (IN As) (S (NP (NP (NN part)) (PP (IN of) (NP (PRP$ their) (NN project)))) (VP (VBP work) (S (VP (TO to) (VP (VB achieve) (NP (NP (NNP Green) (NNP Flag) (NN status)) (PP (IN for) (NP (NN water) (NN conservation)))))))))) (NP (DT the) (NN school)) (VP (VBD converted) (NP (PDT all) (NP (NP (PRP$ their) (JJ single) (NN flush)) (NP (JJ siphonic) (NNS toilets)))) (PRN (-LRB- -LRB-) (S (NP (NN school) (NNS toilets)) (VP (VBP use) (PP (IN on) (NP (NP (NN average)) (ADJP (CD 85) (NN %)) (PP (IN of) (NP (NN school) (NN water))))))) (-RRB- -RRB-)) (PP (IN from) (S (NP (NP (JJ single) (NN flush)) (PP (TO to) (NP (JJ variable) (NN flush)))) (VP (VBG using) (NP (DT the) (NNP Mecon) (NNP Green) (NNP Button) (NNP Water) (NNP Saver)))))) (. .)))
As part of their project work to achieve Green Flag status for water conservation the school converted all their single flush siphonic toilets (school toilets use on average 85% of school water) from single flush to variable flush using the Mecon Green Button Water Saver.
(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))))))) (. .)))