( ( The ( natural sciences ) ) ( ( are ( ( concerned ( with ( ( ( ( ( ( ( ( ( ( the observation ) , ) identification ) , ) description ) , ) ( experimental investigation ) ) , ) and ) ( ( theoretical explanation ) ( of ( ( natural phenomena ) ( that deal ) ) ) ) ) ) ) ( with ( ( ( ( ( matter , ) energy ) , ) and ) ( their interrelations ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ natural) (NNS sciences)) (VP (VBP are) (VP (VBN concerned) (PP (IN with) (NP (NP (DT the) (NN observation)) (, ,) (NP (NN identification)) (, ,) (NP (NN description)) (, ,) (NP (JJ experimental) (NN investigation)) (, ,) (CC and) (NP (NP (JJ theoretical) (NN explanation)) (PP (IN of) (NP (NP (JJ natural) (NNS phenomena)) (NP (DT that) (NN deal))))))) (PP (IN with) (NP (NP (NN matter)) (, ,) (NP (NN energy)) (, ,) (CC and) (NP (PRP$ their) (NNS interrelations)))))) (. .)))
The natural sciences are concerned with the observation, identification, description, experimental investigation, and theoretical explanation of natural phenomena that deal with matter, energy, and their interrelations.
(ROOT (S (NP (NNP Science)) (VP (VBZ is) (NP (NP (DT a) (NN process)) (PP (IN of) (S (VP (VBG knowing) (PP (IN about) (NP (DT the) (JJ natural) (NN universe))) (PP (IN through) (NP (NN observation) (CC and) (NN experimentation)))))))) (. .)))