Coordination in an Axiomatic Grammar

  • Authors:
  • David Milward

  • Affiliations:
  • University of Cambridge, Cambridge, England

  • Venue:
  • COLING '90 Proceedings of the 13th conference on Computational linguistics - Volume 3
  • Year:
  • 1990

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Abstract

For some time there has been interest in the idea of parsing as deduction. Here we present a grammatical formalism, 'Axiomatic Grammar', which is based upon a small number of linguistically motivated axioms and deduction rules. Each axion or rule combines a 'category' with a string of words to form a further category. This contrasts with the usual 'tree-structure' approach to syntactic analysis where constituents are combined with each other to form a further constituent.We describe a grammar for English which has a good coverage of 'non-constituent' coordination. The grammar has been integrated with a toy semantics, and has been implemented in a left-to-right parser with incremental semantic interpretation. The parser does not suffer from spurious ambiguity.