( ( Some examples ) ( ( are ( ( ( ( the ( truncated cube ) ) ( -LRB- ( ( faces ( are ( ( octahedrons and ) triangles ) ) ) -RRB- ) ) ) and ) ( ( the cuboctahedron ) ( -LRB- ( ( ( triangles and ) squares ) -RRB- ) ) ) ) ) . ) )
(ROOT (S (NP (DT Some) (NNS examples)) (VP (VBP are) (NP (NP (NP (DT the) (JJ truncated) (NN cube)) (PRN (-LRB- -LRB-) (S (NP (NNS faces)) (VP (VBP are) (NP (NNS octahedrons) (CC and) (NNS triangles)))) (-RRB- -RRB-))) (CC and) (NP (NP (DT the) (NN cuboctahedron)) (PRN (-LRB- -LRB-) (NP (NP (NNS triangles)) (CC and) (NP (NNS squares))) (-RRB- -RRB-))))) (. .)))
Some examples are the truncated cube (faces are octahedrons and triangles) and the cuboctahedron (triangles and squares).
(ROOT (S (NP (NP (DT The) (CD eight) (NNS sides)) (PP (IN of) (NP (DT an) (NN octahedra)))) (VP (VBP are) (PP (IN in) (NP (NP (DT the) (NN shape)) (PP (IN of) (NP (DT a) (NNS triangles)))))) (. .)))