'  The barn was the building for storing barley.
( ' ( ( The barn ) ( ( was ( ( the building ) ( for ( storing barley ) ) ) ) . ) ) )
(ROOT (S ('' ') (NP (DT The) (NN barn)) (VP (VBD was) (NP (NP (DT the) (NN building)) (PP (IN for) (S (VP (VBG storing) (NP (NN barley))))))) (. .)))
The barley is stored in the barn. They fill it usually twice a season.
( ( ( The barley ) ( ( is ( stored ( in ( the barn ) ) ) ) . ) ) ( They ( ( ( ( fill it ) usually ) ( twice ( a season ) ) ) . ) ) )
(ROOT (S (S (NP (DT The) (NN barley)) (VP (VBZ is) (VP (VBN stored) (PP (IN in) (NP (DT the) (NN barn))))) (. .)) (NP (PRP They)) (VP (VBP fill) (NP (PRP it)) (ADVP (RB usually)) (ADVP (RB twice) (NP (DT a) (NN season)))) (. .)))