( - ( ( Increase ( ( the ( ( effectiveness and ) efficiency ) ) ( of ( railroad ( track inspections ) ) ) ) ) . ) )
(ROOT (FRAG (: -) (VP (VBP Increase) (NP (NP (DT the) (NN effectiveness) (CC and) (NN efficiency)) (PP (IN of) (NP (NN railroad) (NN track) (NNS inspections))))) (. .)))
- Increase the effectiveness and efficiency of railroad track inspections.
(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)))))) (. .)))