Text box 4.1 describes how the NIPA and unified budget concepts differ.
( ( Text ( box 4.1 ) ) ( ( describes ( how ( ( ( ( the NIPA ) and ) ( unified ( budget concepts ) ) ) differ ) ) ) . ) )
(ROOT (S (NP (JJ Text) (NN box) (NNS 4.1)) (VP (VBZ describes) (SBAR (WHADVP (WRB how)) (S (NP (NP (DT the) (NNP NIPA)) (CC and) (NP (JJ unified) (NN budget) (NNS concepts))) (VP (VBP differ))))) (. .)))
Text box 4.1 does not explain anything about NIPA.
( ( Text ( box 4.1 ) ) ( ( ( does not ) ( ( explain anything ) ( about NIPA ) ) ) . ) )
(ROOT (S (NP (JJ Text) (NN box) (NNS 4.1)) (VP (VBZ does) (RB not) (VP (VB explain) (NP (NN anything)) (PP (IN about) (NP (NNP NIPA))))) (. .)))