sec23.tgrep.clean

中心词驱动的短语结构句法分析器。该模型考虑了跟随介词短语的名词短语的中心词的作用。 有MIT大学Colling开发

(TOP (S (NP (NNS Traders)) (VP (VBD said) (SBAR (-NONE- 0) (S (NP (NP (JJS most)) (PP (IN of) (NP (PRP$ their) (JJ major) (JJ institutional) (NNS investors)))) (, ,) (PP (IN on) (NP (DT the) (JJ other) (NN hand))) (, ,) (VP (VBD sat) (ADVP (RB tight)))))) (. .)))
(TOP (S (ADVP (RB Now)) (, ,) (PP (IN at) (NP (CD 3:07))) (, ,) (NP (NP (CD one)) (PP (IN of) (NP (NP (DT the) (NN market) (POS 's)) (JJ post-crash) (`` ``) (NNS reforms) ('' '')))) (VP (VBD took) (NP (NN hold)) (SBAR (IN as) (S (NP (DT the) (NNP S&P) (CD 500) (NNS futures) (NN contract)) (VP (VBD had) (VP (VBN plunged) (NP (NP (CD 12) (NNS points)) (, ,) (ADJP (JJ equivalent) (PP (TO to) (NP (NP (QP (IN around) (DT a) (JJ 100-point)) (NN drop)) (PP (IN in) (NP (DT the) (NNP Dow) (NNS industrials)))))))))))) (. .)))
(TOP (S (PP (IN Under) (NP (NP (DT an) (NN agreement)) (VP (VBN signed) (NP (-NONE- *)) (PP (IN by) (NP (NP (DT the) (NNP Big) (NNP Board)) (CC and) (NP (DT the) (NNP Chicago) (NNP Mercantile) (NNP Exchange))))))) (, ,) (NP (NN trading)) (VP (VBD was) (ADVP (RB temporarily)) (VP (VBN halted) (NP (-NONE- *-1)) (PP (IN in) (NP (NNP Chicago))))) (. .)))
(TOP (S (PP (IN After) (NP (NP (DT the) (NN trading) (NN halt)) (PP (IN in) (NP (NP (DT the) (NNP S&P) (CD 500) (NN pit)) (PP (IN in) (NP (NNP Chicago))))))) (, ,) (S (NP (NP (NNS waves)) (PP (IN of) (NP (NN selling)))) (VP (VBD continued) (S (NP (-NONE- *-1)) (VP (TO to) (VP (VB hit) (NP (NP (NNS stocks)) (NP (PRP themselves))) (PP (IN on) (NP (DT the) (NNP Big) (NNP Board)))))))) (, ,) (CC and) (S (NP (NNS specialists)) (VP (VBD continued) (S (NP (-NONE- *-2)) (VP (TO to) (VP (VB notch) (NP (NNS prices)) (ADVP (RP down))))))) (. .)))
(TOP (S (PP (IN As) (NP (DT a) (NN result))) (, ,) (NP (NP (DT the) (NN link)) (PP (IN between) (NP (DT the) (NNS futures) (CC and) (NN stock) (NNS markets)))) (VP (VBD ripped) (ADVP (RB apart))) (. .)))
(TOP (S (PP (IN Without) (NP (NP (DT the) (NN guidepost)) (PP (IN of) (NP (NP (JJ stock-index) (NNS futures)) (: --) (NP (NP (DT the) (NN barometer)) (PP (IN of) (SBAR (WHADVP (WRB where)) (S (NP (NNS traders)) (VP (VBP think) (SBAR (-NONE- 0) (S (NP (DT the) (JJ overall) (NN stock) (NN market)) (VP (VBZ is) (VP (VBN headed) (NP (-NONE- *-1)) (ADVP (-NONE- *T*-2))))))))))) (: --))))) (NP (JJ many) (NNS traders)) (VP (VBD were) (ADJP (JJ afraid) (S (NP (-NONE- *-3)) (VP (TO to) (VP (VB trust) (NP (NP (NN stock) (NNS prices)) (VP (VBN quoted) (NP (-NONE- *)) (PP (IN on) (NP (DT the) (NNP Big) (NNP Board)))))))))) (. .)))
(TOP (S (NP (DT The) (NNS futures) (NN halt)) (VP (VBD was) (ADVP (RB even)) (VP (VBN assailed) (NP (-NONE- *-1)) (PP (IN by) (NP (NNP Big) (NNP Board) (NN floor) (NNS traders))))) (. .)))
(TOP (SINV (`` ``) (S (NP (PRP It)) (VP (VBD screwed) (NP (NNS things)) (PRT (RP up)))) (, ,) ('' '') (VP (VBD said) (S (-NONE- *T*-1))) (NP (CD one) (JJ major) (NN specialist)) (. .)))
(TOP (S (NP (DT This) (NN confusion)) (VP (ADVP (RB effectively)) (VBD halted) (NP (NP (NP (CD one) (NN form)) (PP (IN of) (NP (NN program) (NN trading)))) (, ,) (NP (NN stock) (NN index) (NN arbitrage)) (, ,) (SBAR (WHNP (WDT that)) (S (NP (-NONE- *T*-1)) (VP (VP (ADVP (RB closely)) (VBZ links) (NP (DT the) (NNS futures) (CC and) (NN stock) (NNS markets))) (, ,) (CC and) (VP (VBZ has) (VP (VBN been) (VP (VBN blamed) (NP (-NONE- *T*-1)) (PP (IN by) (NP (DT some))) (PP (IN for) (NP (NP (DT the) (NN market) (POS 's)) (JJ big) (NNS swings))))))))))) (. .)))
(TOP (S (-LRB- -LRB-) (PP (IN In) (NP (DT a) (JJ stock-index) (NN arbitrage) (NN sell) (NN program))) (, ,) (NP (NNS traders)) (VP (VP (VBP buy) (CC or) (VBP sell) (NP (NP (JJ big) (NNS baskets)) (PP (IN of) (NP (NNS stocks))))) (CC and) (VP (VBP offset) (NP (NP (DT the) (NN trade)) (PP (IN in) (NP (NNS futures)))) (S (NP (-NONE- *-1)) (VP (TO to) (VP (VB lock) (PRT (RP in)) (NP (DT a) (NN price) (NN difference))))))) (. .) (-RRB- -RRB-)))
(TOP (S (`` ``) (S (SBAR (WHADVP (WRB When)) (S (NP (DT the) (NN airline) (NN information)) (VP (VBD came) (PRT (RP through)) (ADVP (-NONE- *T*-2))))) (, ,) (NP (PRP it)) (VP (VBD cracked) (NP (NP (DT every) (NN model)) (SBAR (WHNP (-NONE- 0)) (S (NP (PRP we)) (VP (VBD had) (NP (-NONE- *T*-1))))) (PP (IN for) (NP (DT the) (NN marketplace)))))) (, ,) ('' '') (VP (VBD said) (S (-NONE- *T*-3))) (NP (NP (DT a) (NN managing) (NN director)) (PP (IN at) (NP (NP (CD one)) (PP (IN of) (NP (DT the) (JJS largest) (NN program-trading) (NNS firms)))))) (. .)))
(TOP (S (`` ``) (NP (PRP We)) (VP (VBD did) (RB n't) (ADVP (RB even)) (VP (VB get) (NP (DT a) (NN chance) (S (NP (-NONE- *)) (VP (TO to) (VP (VB do) (NP (NP (DT the) (NNS programs)) (SBAR (WHNP (-NONE- 0)) (S (NP (PRP we)) (VP (VBD wanted) (S (NP (-NONE- *-1)) (VP (TO to) (VP (VB do) (NP (-NONE- *T*-2))))))))))))))) (. .) ('' '')))
(TOP (S (CC But) (NP (NNS stocks)) (VP (VBD kept) (S (NP (-NONE- *-1)) (VP (VBG falling)))) (. .)))
(TOP (S (NP (DT The) (NNP Dow) (NNS industrials)) (VP (VBD were) (ADVP (RB down) (NP (CD 55) (NNS points))) (PP (IN at) (NP (CD 3) (RB p.m.))) (PP (IN before) (NP (DT the) (JJ futures-trading) (NN halt)))) (. .)))
(TOP (S (PP (IN At) (NP (CD 3:30) (RB p.m.))) (, ,) (PP (IN at) (NP (NP (DT the) (NN end)) (PP (IN of) (NP (DT the) (`` ``) (VBG cooling) (RP off) ('' '') (NN period))))) (, ,) (NP (DT the) (NN average)) (VP (VBD was) (ADVP (RB down) (NP (CD 114.76) (NNS points)))) (. .)))
(TOP (S (ADVP (RB Meanwhile)) (, ,) (PP (IN during) (NP (DT the) (DT the) (NNP S&P) (NN trading) (NN halt))) (, ,) (NP (NNP S&P) (NNS futures) (NN sell) (NNS orders)) (VP (VBD began) (S (NP (-NONE- *-2)) (VP (VBG piling) (PRT (RP up)))) (, ,) (SBAR (IN while) (S (NP (NP (NNS stocks)) (PP (IN in) (NP (NNP New) (NNP York)))) (VP (VBD kept) (S (NP (-NONE- *-1)) (VP (VBG falling) (ADVP (RB sharply)))))))) (. .)))
(TOP (S (NP (NNP Big) (NNP Board) (NNP Chairman) (NNP John) (NNP J.) (NNP Phelan)) (VP (VBD said) (NP (NN yesterday)) (SBAR (-NONE- 0) (S (NP (DT the) (NN circuit) (NN breaker)) (`` ``) (VP (VBD worked) (ADVP (RB well)) (ADVP (RB mechanically)))))) (. .)))
(TOP (S (NP (PRP I)) (ADVP (RB just)) (VP (VBP think) (SBAR (-NONE- 0) (S (NP (NP (PRP it)) (S (-NONE- *EXP*-1))) (VP (VBZ 's) (ADJP (JJ nonproductive)) (PP (IN at) (NP (DT this) (NN point))) (S (NP (-NONE- *)) (VP (TO to) (VP (VB get) (PP (IN into) (NP (DT a) (NN debate) (SBAR (IN if) (S (NP (NN index) (NN arbitrage)) (VP (MD would) (VP (VB have) (VP (VBN helped) (CC or) (VBN hurt) (NP (NNS things)))))))))))))))) (. .) ('' '')))
(TOP (S (PP (IN Under) (NP (DT another) (JJ post-crash) (NN system))) (, ,) (NP (NNP Big) (NNP Board) (NNP President) (NNP Richard) (NNP Grasso)) (PRN (-LRB- -LRB-) (S (NP (NNP Mr.) (NNP Phelan)) (VP (VBD was) (VP (VBG flying) (PP (TO to) (NP (NNP Bangkok))) (SBAR (IN as) (S (NP (DT the) (NN market)) (VP (VBD was) (VP (VBG falling)))))))) (-RRB- -RRB-)) (VP (VBD was) (VP (VBG talking) (PP (IN on) (NP (NP (DT an) (`` ``) (JJ inter-exchange) (JJ hot) (NN line) ('' '')) (PP (TO to) (NP (NP (DT the) (JJ other) (NNS exchanges)) (, ,) (NP (DT the) (NNP Securities) (CC and) (NNP Exchange) (NNP Commission)) (CC and) (NP (DT the) (NNP Federal) (NNP Reserve) (NNP Board)))))))) (. .)))
(TOP (S (NP (PRP He)) (VP (VBD camped) (PRT (RP out)) (PP (IN at) (NP (NP (DT a) (JJ high-tech) (NN nerve) (NN center)) (PP (IN on) (NP (NP (DT the) (NN floor)) (PP (IN of) (NP (DT the) (NNP Big) (NNP Board))))) (, ,) (SBAR (WHADVP (WRB where)) (S (NP (PRP he)) (VP (MD could) (VP (VB watch) (NP (NP (NNS updates)) (PP (IN on) (NP (NP (NNS prices)) (CC and) (NP (VBG pending) (NN stock) (NNS orders))))) (ADVP (-NONE- *T*-1))))))))) (. .)))
(TOP (S (S (PP (IN At) (NP (RB about) (CD 3:30) (RB p.m.) (NNP EDT))) (, ,) (NP (NNP S&P) (NNS futures)) (VP (VBD resumed) (S (NP (-NONE- *-1)) (VP (VBG trading))))) (, ,) (CC and) (S (PP (IN for) (NP (DT a) (JJ brief) (NN time))) (NP (DT the) (NNS futures) (CC and) (NN stock) (NNS markets)) (VP (VBD started) (S (NP (-NONE- *-2)) (VP (TO to) (VP (VB come) (ADVP (RB back) (PP (IN in) (NP (NN line))))))))) (. .)))
(TOP (S (NP (NNS Buyers)) (VP (VBD stepped) (ADVP (IN in) (PP (TO to) (NP (DT the) (NNS futures) (NN pit))))) (. .)))
(TOP (S (S (CC But) (NP (NP (DT the) (NN build-up)) (PP (IN of) (NP (NNP S&P) (NNS futures) (NN sell) (NNS orders)))) (VP (VBD weighed) (PP (IN on) (NP (DT the) (NN market))))) (, ,) (CC and) (S (NP (NP (DT the) (NN link)) (PP (IN with) (NP (NNS stocks)))) (VP (VBD began) (S (NP (-NONE- *-1)) (VP (TO to) (VP (VB fray) (ADVP (RB again))))))) (. .)))
(TOP (S (PP (IN At) (NP (RB about) (CD 3:45))) (, ,) (S (NP (DT the) (NNP S&P) (NN market)) (VP (VBD careened) (PP (TO to) (NP (NP (ADJP (RB still) (DT another)) (NN limit) (, ,)) (PP (IN of) (NP (NP (CD 30) (NNS points)) (ADVP (RB down)))))))) (, ,) (CC and) (S (NP (NN trading)) (VP (VBD was) (VP (VBN locked) (NP (-NONE- *-1)) (ADVP (RB again))))) (. .)))
(TOP (S (NP (NNS Futures) (NNS traders)) (VP (VBP say) (SBAR (-NONE- 0) (S (NP (DT the) (NNP S&P)) (VP (VBD was) (VP (VBG signaling) (SBAR (IN that) (S (NP (DT the) (NNP Dow)) (VP (MD could) (VP (VB fall) (NP (NP (RB as) (JJ much)) (PP (IN as) (NP (CD 200) (NNS points))))))))))))) (. .)))
(TOP (S (PP (IN During) (NP (DT this) (NN time))) (, ,) (NP (JJ small) (NNS investors)) (VP (VBD began) (S (NP (-NONE- *-1)) (VP (VBG ringing) (NP (PRP$ their) (NNS brokers)))) (, ,) (S (NP (-NONE- *-1)) (VP (VBG wondering) (SBAR (IN whether) (S (NP (DT another) (NN crash)) (VP (VBD had) (VP (VBN begun)))))))) (. .)))
(TOP (S (PP (IN At) (NP (NP (NNP Prudential-Bache) (NNP Securities) (NNP Inc.)) (, ,) (SBAR (WHNP (WDT which)) (S (NP (-NONE- *T*-1)) (VP (VBZ is) (VP (VBG trying) (S (NP (-NONE- *-2)) (VP (TO to) (VP (VB cater) (PP (TO to) (NP (JJ small) (NNS investors)))))))))) (, ,))) (NP (DT some) (JJ demoralized) (NNS brokers)) (VP (VBD thought) (SBAR (-NONE- 0) (S (NP (DT this)) (VP (MD would) (VP (VB be) (NP (DT the) (JJ final) (NN confidence-crusher))))))) (. .)))
(TOP (S (NP (DT That)) (VP (VBZ 's) (SBAR (WHADVP (WRB when)) (S (NP (NP (NNP George) (NNP L.) (NNP Ball)) (, ,) (NP (NP (NN chairman)) (PP (IN of) (NP (DT the) (NAC (NNP Prudential) (NNP Insurance) (NNP Co.) (PP (IN of) (NP (NNP America)))) (NN unit)))) (, ,)) (VP (VBD took) (PP (TO to) (NP (DT the) (JJ internal) (NN intercom) (NN system))) (S (NP (-NONE- *-1)) (VP (TO to) (VP (VB declare) (SBAR (IN that) (S (NP (DT the) (NN plunge)) (VP (VBD was) (ADJP (RB only) (`` ``) (JJ mechanical)))))))) (ADVP (-NONE- *T*-2)))))) (. .) ('' '')))
(TOP (S (`` ``) (NP (PRP I)) (VP (VBP have) (NP (DT a) (NN hunch) (SBAR (IN that) (S (NP (NP (DT this) (JJ particular) (NN decline)) (NP (NN today))) (VP (VBZ is) (NP (NP (NN something)) (`` `) (NP (NP (JJR more) (NN ado)) (PP (IN about) (NP (JJR less)))))))))) (. .) ('' ')))
(TOP (S (S (NP (NP (PRP It)) (S (-NONE- *EXP*-1))) (VP (MD would) (VP (VB be) (NP (PRP$ my) (NN inclination)) (S (NP (-NONE- *)) (VP (TO to) (VP (VB advise) (NP (NNS clients)) (S (NP (-NONE- *-3)) (VP (VP (RB not) (TO to) (VP (VB sell))) (, ,) (VP (TO to) (VP (VB look) (PP (IN for) (NP (DT an) (NN opportunity) (S (NP (-NONE- *)) (VP (TO to) (VP (VB buy)))))))))))))))) (, ,) ('' '') (NP (NNP Mr.) (NNP Ball)) (VP (VBD told) (NP (DT the) (NNS brokers)) (S (-NONE- *T*-2))) (. .)))
(TOP (S (PP (IN At) (NP (NP (NNP Merrill) (NNP Lynch) (CC &) (NNP Co.)) (, ,) (NP (NP (DT the) (NN nation) (POS 's)) (JJS biggest) (NN brokerage) (NN firm)))) (, ,) (NP (NP (DT a) (NN news) (NN release)) (VP (-NONE- *ICH*-2))) (VP (VBD was) (VP (VBN prepared) (NP (-NONE- *-3)) (VP (VBN headlined) (S (NP (-NONE- *)) (`` ``) (S (NP (NNP Merrill) (NNP Lynch)) (VP (NNP Comments) (PP (IN on) (NP (NNP Market) (NNP Drop))))))))) (. .) ('' '')))
(TOP (S (NP (DT The) (NN release)) (VP (VBD cautioned) (SBAR (SBAR (IN that) (`` ``) (S (NP (EX there)) (VP (VBP are) (NP (NP (JJ significant) (NNS differences)) (PP (IN between) (NP (NP (DT the) (JJ current) (NN environment)) (CC and) (NP (NP (IN that)) (PP (IN of) (NP (NNP October) (CD 1987))))))))) ('' '')) (CC and) (SBAR (IN that) (S (NP (EX there)) (VP (VBP are) (ADVP (RB still)) (NP (`` ``) (NP (JJ attractive) (NN investment) (NNS opportunities)) ('' '') (PP (IN in) (NP (DT the) (NN stock) (NN market))))))))) (. .)))
(TOP (S (ADVP (RB However)) (, ,) (NP (NP (NNP Jeffrey) (NNP B.) (NNP Lane)) (, ,) (NP (NP (NN president)) (PP (IN of) (NP (NNP Shearson) (NNP Lehman) (NNP Hutton) (NNP Inc.)))) (, ,)) (VP (VBD said) (SBAR (IN that) (S (NP (NP (NNP Friday) (POS 's)) (NN plunge)) (VP (VBZ is) (`` ``) (VP (VBG going) (S (NP (-NONE- *-1)) (VP (TO to) (VP (VB set) (PRT (RP back)) ('' '') (NP (NP (NNS relations)) (PP (IN with) (NP (NNS customers))))))) (, ,) (`` ``) (SBAR (IN because) (S (NP (PRP it)) (VP (VBZ reinforces) (NP (NP (DT the) (NN concern)) (PP (IN of) (NP (NN volatility)))))))))))) (. .)))
(TOP (S (CC And) (NP (PRP I)) (VP (VBP think) (SBAR (-NONE- 0) (S (NP (NP (DT a) (NN lot)) (PP (IN of) (NP (NNS people)))) (VP (MD will) (VP (VB harp) (PP (IN on) (NP (NN program) (NN trading)))))))) (. .)))
(TOP (S (NP (PRP It)) (VP (VBZ 's) (VP (VBG going) (S (NP (-NONE- *-1)) (VP (TO to) (VP (VB bring) (NP (DT the) (NN debate)) (ADVP (RB right) (RB back) (PP (TO to) (NP (DT the) (NN forefront))))))))) (. .) ('' '')))
(TOP (S (SBAR (IN As) (S (NP (DT the) (NNP Dow) (JJ average)) (VP (NN ground) (PP (TO to) (NP (PRP$ its) (JJ final) (CD 190.58) (NN loss))) (NP (NNP Friday))))) (, ,) (NP (DT the) (NNP S&P) (NN pit)) (VP (VBD stayed) (ADJP (JJ locked) (PP (IN at) (NP (PRP$ its) (JJ 30-point) (NN trading) (NN limit))))) (. .)))
(TOP (S (NP (NP (NNP Jeffrey) (NNP Yass)) (PP (IN of) (NP (NN program) (NN trader) (NNP Susquehanna) (NNP Investment) (NNP Group)))) (VP (VBD said) (SBAR (-NONE- 0) (S (NP (NP (CD 2,000) (NNP S&P) (NNS contracts)) (NP (-NONE- *ICH*-1))) (VP (VBD were) (PP (IN for) (NP (NN sale))) (PP (IN on) (NP (DT the) (NN close))) (, ,) (NP (NP (DT the) (NN equivalent)) (PP (IN of) (NP (NP (QP ($ $) (CD 330) (CD million)) (-NONE- *U*)) (PP (IN in) (NP (NN stock)))))))))) (. .)))