( ( ( Strong ( force acts ) ) ( between ( ( colour charges ) ( in ( ( quarks and ) gluons ) ) ) ) ) ( , ( ( ( binding them ) ( into ( protons ( , ( neutrons ( and ( other particles ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (NP (JJ Strong) (NN force) (NNS acts)) (PP (IN between) (NP (NP (NN colour) (NNS charges)) (PP (IN in) (NP (NNS quarks) (CC and) (NNS gluons)))))) (, ,) (VP (VBG binding) (NP (PRP them)) (PP (IN into) (NP (NNS protons) (, ,) (NNS neutrons) (CC and) (JJ other) (NNS particles)))) (. .)))
Strong force acts between colour charges in quarks and gluons , binding them into protons , neutrons and other particles .
(ROOT (S (NP (NP (DT The) (CD two) (JJ main) (JJ fundamental) (NNS particles)) (SBAR (WHNP (WDT that)) (S (VP (VBP make) (PRT (RP up)) (NP (NNS neutrons)))))) (VP (VBP are) (NP (NNS quarks) (CC and) (NNS gluons))) (. .)))