( ( ( Language ( Usage ( Mathematics ( Science ( Social Studies ) ) ) ) ) 5 ) . )
(ROOT (NP (NP (NNP Language) (NNP Usage) (NNP Mathematics) (NNP Science) (NNP Social) (NNPS Studies)) (NP (CD 5)) (. .)))
Language Usage Mathematics Science Social Studies 5.
(ROOT (S (NP (NP (DT The) (NN field)) (PP (IN of) (NP (NP (NN study)) (VP (VBN known) (PP (IN as) (NP (NNS mathematics))))))) (VP (VBZ is) (VP (VBN called) (NP (NP (DT the) (NN language)) (PP (IN of) (NP (NN science)))))) (. .)))