( It ( ( covers ( ( ( ( ( ( ( ( ( ( ( ( language arts ) , ) spelling ) , ) mathematics ) , ) ( study skills ) ) , ) science ) , ) and ) ( social studies ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ covers) (NP (NP (NN language) (NNS arts)) (, ,) (NP (NN spelling)) (, ,) (NP (NNS mathematics)) (, ,) (NP (NN study) (NNS skills)) (, ,) (NP (NN science)) (, ,) (CC and) (NP (JJ social) (NNS studies)))) (. .)))
It covers language arts, spelling, mathematics, study skills, science, and social studies.
(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)))))) (. .)))