What did you enjoy about reading the Lewis and Clark journals?
( What ( ( ( did you ) ( enjoy ( about ( reading ( the ( Lewis ( and ( Clark journals ) ) ) ) ) ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBD did) (NP (PRP you)) (VP (VB enjoy) (PP (IN about) (S (VP (VBG reading) (NP (DT the) (NNP Lewis) (CC and) (NNP Clark) (NNS journals))))))) (. ?)))
What was best about reading the Lewis and Clark journals?
( What ( ( was ( best ( about ( reading ( the ( Lewis ( and ( Clark journals ) ) ) ) ) ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBD was) (ADJP (JJS best) (PP (IN about) (S (VP (VBG reading) (NP (DT the) (NNP Lewis) (CC and) (NNP Clark) (NNS journals))))))) (. ?)))