He watched San'doro silent in his thoughts.
( He ( ( watched ( San ( ` ( doro ( silent ( in ( his thoughts ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD watched) (S (NP (NNP San)) (`` `) (ADJP (RB doro) (JJ silent) (PP (IN in) (NP (PRP$ his) (NNS thoughts)))))) (. .)))
San'doro was being watched by the man.
( ( San ( ` doro ) ) ( ( was ( being ( watched ( by ( the man ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP San)) (NP (`` `) (NN doro))) (VP (VBD was) (VP (VBG being) (VP (VBN watched) (PP (IN by) (NP (DT the) (NN man)))))) (. .)))