( from ( ( ( the type ) ( of ( bonds ( they have ) ) ) ) ( -LRB- ( ( metalic bond ) -RRB- ) ) ) )
(ROOT (PP (IN from) (NP (NP (DT the) (NN type)) (PP (IN of) (NP (NP (NNS bonds)) (SBAR (S (NP (PRP they)) (VP (VBP have)))))) (PRN (-LRB- -LRB-) (NP (JJ metalic) (NN bond)) (-RRB- -RRB-)))))
from the type of bonds they have (metalic bond)
(ROOT (S (NP (JJ Metallic) (NNS bonds)) (VP (VBP hold) (PRT (RP together)) (NP (NP (JJ positive) (NN metal) (NNS ions)) (CC and) (NP (PRP$ their) (JJ valence) (NNS electrons)))) (. .)))