( ( That ( large planet ) ) ( ( takes ( ( 29.5 ( Earth years ) ) ( to ( complete ( one orbit ) ) ) ) ) . ) )
(ROOT (S (NP (DT That) (JJ large) (NN planet)) (VP (VBZ takes) (S (NP (NNP 29.5) (NNP Earth) (NNS years)) (VP (TO to) (VP (VB complete) (NP (CD one) (NN orbit)))))) (. .)))
That large planet takes 29.5 Earth years to complete one orbit.
(ROOT (S (NP (PRP It)) (VP (VBZ takes) (PP (IN about) (NP (NP (CD one) (NN year)) (PP (IN for) (NP (NN earth))))) (S (VP (TO to) (VP (VB orbit) (NP (DT the) (NN sun)))))) (. .)))
It takes about one year for earth to orbit the sun.