( ( ( In order ) ( to ( make ( them ( grow ( ( as fast ) ( as ( they ( do here ) ) ) ) ) ) ) ) ) ( , ( ( ( the length ) ( of ( the day ) ) ) ( ( has ( to ( be ( increased ( to ( match ( our ( Alaskan ( summer day ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN In) (NN order) (S (VP (TO to) (VP (VB make) (S (NP (PRP them)) (VP (VB grow) (ADVP (ADVP (RB as) (RB fast)) (SBAR (IN as) (S (NP (PRP they)) (VP (VBP do) (ADVP (RB here)))))))))))) (, ,) (NP (NP (DT the) (NN length)) (PP (IN of) (NP (DT the) (NN day)))) (VP (VBZ has) (S (VP (TO to) (VP (VB be) (VP (VBN increased) (S (VP (TO to) (VP (VB match) (NP (PRP$ our) (JJ Alaskan) (NN summer) (NN day)))))))))) (. .)))
In order to make them grow as fast as they do here, the length of the day has to be increased to match our Alaskan summer day.
(ROOT (S (NP (NP (DT A) (-LRB- -LRB-) (NN n) (-RRB- -RRB-) (NN increase)) (PP (IN in) (NP (NN length)))) (VP (VBZ happens) (PP (TO to) (NP (NN metal) (NN railroad) (NNS tracks))) (PP (IN during) (NP (NP (DT the) (NN heat)) (PP (IN of) (NP (DT a) (NN summer) (NN day)))))) (. .)))