( ( ( ( length ( of bridge ) ) - ) ( ( ( 1,069 feet ) , ) ( carrying ( ( one ( railroad track ) ) above ) ) ) ) ; )
(ROOT (NP (NP (NP (NP (NN length)) (PP (IN of) (NP (NN bridge)))) (: -) (NP (NP (CD 1,069) (NNS feet)) (, ,) (VP (VBG carrying) (ADVP (NP (CD one) (NN railroad) (NN track)) (IN above))))) (: ;)))
length of bridge - 1,069 feet, carrying one railroad track above;
(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)))))) (. .)))