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Future Work
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A Lexicalized Tree Adjoining
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nxPUa
Appendices
Future Work
Adjective ordering
More work on Determiners
-ing
adjectives
Verb selectional restrictions
Thematic Roles
Tree Families in XTAG
Metarules
Introduction
The definition of a metarule in XTAG
Node names, variable instantiation, and matches
Structural Matching
Output Generation
Feature Matching
Examples
The Access to the Metarules through the XTAG Interface
Lexical Organization
Introduction
System Overview
Subcategorization frames
Blocks
Lexical Redistribution Rules (LRRs)
Tree generation
Implementation
Generating grammars
Summary
Tree Naming conventions
Tree Families
Trees within tree families
Assorted Initial Trees
Assorted Auxiliary Trees
Relative Clause Trees
Features
Agreement
Agreement and Movement
Case
ECM
Agreement and Case
Extraction and Inversion
Inversion, Part 1
Inversion, Part 2
Clause Type
Auxiliary Selection
Relative Clauses
Complementizer Selection
Verbs with object sentential complements
Verbs with sentential subjects
That
-trace and
for
-trace effects
Determiner ordering
Punctuation
Conjunction
Comparatives
Control
Other Features
Evaluation and Results
Parsing Corpora
TSNLP
Chunking and Dependencies in XTAG Derivations
Comparison with IBM
Comparison with Alvey
Comparison with CLARE
XTAG Project
http://www.cis.upenn.edu/~xtag
