Paper: PRC Inc: Description Of The PAKTUS System Used For MUC-4

ACL ID M92-1034
Title PRC Inc: Description Of The PAKTUS System Used For MUC-4
Venue Message Understanding Conference
Session Main Conference
Year 1992
Authors

BASE C^ACT-OF) (KILLAMONOTRANS LAADJ BASE CADOES) ) (OF^PARTICLE OF^PREP) (ATTORNEY GENERAL^SPECIALIST) (ROBERTOAMALE) (GARCIAAPERSON) (ALVARADOAPERSON) (AND^CONJ) ((ACCUSEAMONOTRANS L^EFFECT-MARK BASE C^IT-GOT ) (ACCUSEAMONOTRANS LAMONOTRANS S^ED) ) (THE^DET) (FARABUNDO MARTI NATIONAL LIBERATION FRONTATERRORIST- GROUP) (OF^PARTICLE OFAPREP) (THEADET) (CRIME^ACTIVITY) ) Figure 4. Lexical Analysis of the First Sentence of Test2 Document Number 48 The syntactic and conceptual analyses of this sentence are shown in Figure S . Note that conceptual structures are produced for some nouns (notably here, "killing"), not just for verbs. These conceptual structures are essential to the overall task of information extraction ; if no case frames are produced for a sentence (i .e. , the syntactico-sema...