It vibrated under his hand.
( It ( ( vibrated ( under ( his hand ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD vibrated) (PP (IN under) (NP (PRP$ his) (NN hand)))) (. .)))
It sat in his hand still, devoid of movement or sound.
( It ( ( ( ( sat ( in ( ( his hand ) still ) ) ) , ) ( devoid ( of ( ( movement or ) sound ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBD sat) (PP (IN in) (NP (NP (PRP$ his) (NN hand)) (ADVP (RB still)))) (, ,) (ADJP (JJ devoid) (PP (IN of) (NP (NN movement) (CC or) (NN sound))))) (. .)))