Um, and we're talking about childhood and middle school, what about high school?
( Um ( , ( and ( ( we ( 're ( talking ( about ( ( ( childhood ( and ( middle school ) ) ) , ) ( what ( about ( high school ) ) ) ) ) ) ) ) ? ) ) ) )
(ROOT (FRAG (NP (NNP Um)) (, ,) (CC and) (S (NP (PRP we)) (VP (VBP 're) (VP (VBG talking) (PP (IN about) (NP (NP (NN childhood) (CC and) (NN middle) (NN school)) (, ,) (NP (NP (WP what)) (PP (IN about) (NP (JJ high) (NN school))))))))) (. ?)))
What about talking about college next?
( What ( ( about ( talking ( about ( college next ) ) ) ) ? ) )
(ROOT (FRAG (WHNP (WDT What)) (PP (IN about) (S (VP (VBG talking) (PP (IN about) (NP (NN college) (JJ next))))) (. ?))))