( ( HOT FUSION ) ( ( POWERPLANTS ( ( In ( nuclear fusion ) ) ( , ( atoms ( are ( ( fused together ) ( to ( form ( new atoms ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP HOT) (NNP FUSION)) (VP (VBZ POWERPLANTS) (SBAR (S (PP (IN In) (NP (JJ nuclear) (NN fusion))) (, ,) (NP (NNS atoms)) (VP (VBP are) (VP (VBN fused) (ADVP (RB together)) (S (VP (TO to) (VP (VB form) (NP (JJ new) (NNS atoms)))))))))) (. .)))
HOT FUSION POWERPLANTS In nuclear fusion, atoms are fused together to form new atoms.
(ROOT (S (NP (NP (NNS Collisions)) (PP (IN between) (NP (NN hydrogen) (NNS atoms)))) (VP (VBP demonstrate) (NP (NP (CD one) (NN form)) (PP (IN of) (NP (JJ nuclear) (NN fusion))))) (. .)))