by Karin Harbusch

For more Information on the formalism of Contextual Grammars (CG) and the concept of the parser see:

• A Polynomial Parser for Contextual Grammars
  with Linear, Regular and Context-Free Selectors
  in the Proceedings of "MOL6 - Sixth Meeting on
  the Mathematics of Language",
  Orlando, Florida/USA, 1999, pp. 323-335.
• Parsing Contextual Grammars with Linear, Regular
  and Context-Free Selectors.
  in C. Martín-Vide, V. Mitrana (eds.): Words, sequences, languages: where computer science, biology and linguistics meet.
  Springer, Berling, New York, Tokio, 2000.

Click here(external script) to run the parser.