( We ( ( ( will also ) ( ( measure tilt ) ( using ( the ( tilt meters ) ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (MD will) (ADVP (RB also)) (VP (VB measure) (NP (NN tilt)) (S (VP (VBG using) (NP (DT the) (NN tilt) (NNS meters)))))) (. .)))
We will also measure tilt using the tilt meters.
(ROOT (S (NP (NP (NNP Instruments)) (SBAR (WHNP (WDT that)) (S (VP (VB measure) (NP (NP (DT the) (NN angle)) (PP (IN of) (NP (NP (DT the) (NN slope)) (PP (IN of) (NP (DT a) (NN volcano)))))))))) (VP (VBP are) (VP (VBN called) (NP (NN tilt) (NNS meters)))) (. .)))