What you say about Lawrence is a great surprise to me, I said. 
( ( What ( you ( say ( about ( Lawrence ( is ( ( a ( great surprise ) ) ( to me ) ) ) ) ) ) ) ) ( , ( I ( said . ) ) ) )
(ROOT (S (SBAR (WHNP (WP What)) (S (NP (PRP you)) (VP (VBP say) (SBAR (IN about) (S (NP (NNP Lawrence)) (VP (VBZ is) (NP (NP (DT a) (JJ great) (NN surprise)) (PP (TO to) (NP (PRP me)))))))))) (, ,) (NP (PRP I)) (VP (VBD said)) (. .)))
I didn't expect to hear that about Lawrence.
( I ( ( ( did n't ) ( expect ( to ( hear ( that ( about Lawrence ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBD did) (RB n't) (VP (VB expect) (S (VP (TO to) (VP (VB hear) (NP (NP (DT that)) (PP (IN about) (NP (NNP Lawrence))))))))) (. .)))