( ( ( The orbitals ) ( used ( by chemists ) ) ) ( ( describe ( ( the shape ) ( of ( ( the region ) ( where ( there ( is ( ( a ( high probability ) ) ( of ( finding ( a ( particular electron ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NNS orbitals)) (VP (VBN used) (PP (IN by) (NP (NNS chemists))))) (VP (VBP describe) (NP (NP (DT the) (NN shape)) (PP (IN of) (NP (NP (DT the) (NN region)) (SBAR (WHADVP (WRB where)) (S (NP (EX there)) (VP (VBZ is) (NP (NP (DT a) (JJ high) (NN probability)) (PP (IN of) (S (VP (VBG finding) (NP (DT a) (JJ particular) (NN electron))))))))))))) (. .)))
The orbitals used by chemists describe the shape of the region where there is a high probability of finding a particular electron.
(ROOT (S (NP (DT The) (NN orbital)) (VP (VBZ is) (NP (NP (DT the) (NN region)) (VP (VBN called) (SBAR (WHADVP (WRB where)) (S (NP (DT an) (NN electron)) (VP (VBZ is) (ADJP (RBS most) (JJ likely) (S (VP (TO to) (VP (VB be) (VP (VBN found)))))))))))) (. .)))