There should be someone here who knew more of what was going on in this world than he did now.
( There ( ( should ( be ( ( someone here ) ( who ( knew ( more ( of ( what ( was ( ( ( going on ) ( in ( this world ) ) ) ( than ( he ( did now ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (MD should) (VP (VB be) (NP (NP (NN someone)) (ADVP (RB here)) (SBAR (WHNP (WP who)) (S (VP (VBD knew) (NP (NP (JJR more)) (PP (IN of) (SBAR (WHNP (WP what)) (S (VP (VBD was) (VP (VBG going) (PRT (RP on)) (PP (IN in) (NP (DT this) (NN world))) (SBAR (IN than) (S (NP (PRP he)) (VP (VBD did) (ADVP (RB now))))))))))))))))) (. .)))
He knew things, but hoped someone else knew more. 
( He ( ( ( ( ( knew things ) , ) but ) ( hoped ( ( someone else ) ( knew more ) ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VP (VBD knew) (NP (NNS things))) (, ,) (CC but) (VP (VBD hoped) (SBAR (S (NP (NN someone) (RB else)) (VP (VBD knew) (NP (JJR more))))))) (. .)))