The judge gave vent to a faint murmur of disapprobation, and the prisoner in the dock leant forward angrily. 
( ( ( ( ( ( The judge ) ( gave ( vent ( to ( ( a ( faint murmur ) ) ( of disapprobation ) ) ) ) ) ) , ) and ) ( ( ( the prisoner ) ( in ( the dock ) ) ) ( ( leant forward ) angrily ) ) ) . )
(ROOT (S (S (NP (DT The) (NN judge)) (VP (VBD gave) (VP (VB vent) (PP (TO to) (NP (NP (DT a) (JJ faint) (NN murmur)) (PP (IN of) (NP (NN disapprobation)))))))) (, ,) (CC and) (S (NP (NP (DT the) (NN prisoner)) (PP (IN in) (NP (DT the) (NN dock)))) (VP (VBD leant) (ADVP (RB forward)) (ADVP (RB angrily)))) (. .)))
The prisoner in the dock remained still and expressionless.
( ( ( The prisoner ) ( in ( the dock ) ) ) ( ( ( ( remained still ) and ) expressionless ) . ) )
(ROOT (S (NP (NP (DT The) (NN prisoner)) (PP (IN in) (NP (DT the) (NN dock)))) (VP (VP (VBD remained) (ADVP (RB still))) (CC and) (VP (VBZ expressionless))) (. .)))