#Question Tree Patterns DESCRIPTION:DEFINITION \(ROOT \(SBARQ \(WHNP \(WP What\)\) \(SQ \(VB[ZP] (?:is|'s|are)\) \(NP(?: \(DT (?:an?)\))?(( \((NNP?S?|JJ|FW) [^)]+\))+)\)\)(?: \([?.] [?.]\))?\)\) DESCRIPTION:DEFINITION \(ROOT \(S \(VP \(VB Define\)(?: \(NP(?: \(DT (?:the|an?)\))?)?(( \((?:NNP?S?|JJ|FW) [^)]+\))+)\)\)?(?: \([?.] [?.]\))?\)\) HUMAN:DESCRIPTION \(ROOT \(SBARQ \(WHNP \(WP Who\)\) \(SQ \(VB[ZD] (?:is|'s|was)\) \(NP(( \(NNP?S? [^)]+\))+)\)\)(?: \([?.] [?.]\))?\)\)