( ( A ( ( fully ionized ) ( carbon plasma ) ) ) ( ( allows ( ( electrons ( and ( carbon nuclei ) ) ) ( to ( ( ( ( reassemble themselves ) ( as diamond ) ) , ) ( in ( ( ( ( a ( three-dimensional lattice ) ) ( ( in which ) ( ( each atom ) ( is ( ( bound ( to ( four others ) ) ) ( by ( electron pairs ) ) ) ) ) ) ) -- ) ( a ( tetrahedral bond ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (ADJP (RB fully) (JJ ionized)) (NN carbon) (NN plasma)) (VP (VBZ allows) (S (NP (NNS electrons) (CC and) (NN carbon) (NNS nuclei)) (VP (TO to) (VP (VB reassemble) (NP (PRP themselves)) (PP (IN as) (NP (NN diamond))) (, ,) (PP (IN in) (NP (NP (DT a) (JJ three-dimensional) (NN lattice)) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (DT each) (NN atom)) (VP (VBZ is) (VP (VBN bound) (PP (TO to) (NP (CD four) (NNS others))) (PP (IN by) (NP (NN electron) (NNS pairs))))))) (: --) (NP (DT a) (JJ tetrahedral) (NN bond)))))))) (. .)))
A fully ionized carbon plasma allows electrons and carbon nuclei to reassemble themselves as diamond, in a three-dimensional lattice in which each atom is bound to four others by electron pairs -- a tetrahedral bond.
(ROOT (S (PP (IN In) (NP (DT a) (NN carbon) (JJ triple) (NN bond))) (, ,) (NP (NP (CD three) (NNS pairs)) (PP (IN of) (NP (NNS electrons)))) (VP (VBP are) (VP (VBN shared))) (. .)))