( Now ( quarks ( ( ( are generally ) ( accepted ( as ( ( the particles ) ( that ( ( make up ) ( ( ( ( ( protons , ) neutrons ) , ) and ) ( other ( exotic particles ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (ADVP (RB Now)) (NP (NNS quarks)) (VP (VBP are) (ADVP (RB generally)) (VP (VBN accepted) (PP (IN as) (NP (NP (DT the) (NNS particles)) (SBAR (WHNP (WDT that)) (S (VP (VBP make) (PRT (RP up)) (NP (NP (NNS protons)) (, ,) (NP (NNS neutrons)) (, ,) (CC and) (NP (JJ other) (JJ exotic) (NNS particles)))))))))) (. .)))
Now quarks are generally accepted as the particles that make up protons, neutrons, and other exotic particles.
(ROOT (S (NP (NNS Protons) (CC and) (NNS neutrons)) (VP (VBP are) (VP (VBN made) (PP (IN of) (NP (NP (NNS quarks)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (NP (NP (JJ fundamental) (NNS particles)) (PP (IN of) (NP (NN matter))))))))))) (. .)))