Um, what kind of things did you remember reading when you started to read?
( Um ( , ( ( ( what kind ) ( of things ) ) ( ( ( did you ) ( remember ( reading ( when ( you ( started ( to read ) ) ) ) ) ) ) ? ) ) ) )
(ROOT (SBARQ (NP (NNP Um)) (, ,) (WHNP (WHNP (WP what) (NN kind)) (PP (IN of) (NP (NNS things)))) (SQ (VBD did) (NP (PRP you)) (VP (VB remember) (S (VP (VBG reading) (SBAR (WHADVP (WRB when)) (S (NP (PRP you)) (VP (VBD started) (S (VP (TO to) (VP (VB read))))))))))) (. ?)))
What was the first book that you read on your own? 
( What ( ( ( was ( the ( first book ) ) ) ( that ( you ( read ( on ( your own ) ) ) ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBD was) (NP (DT the) (JJ first) (NN book)) (SBAR (IN that) (S (NP (PRP you)) (VP (VBP read) (PP (IN on) (NP (PRP$ your) (JJ own))))))) (. ?)))