The Omphalos Context-Free Grammar Learning Competition.

Bradford Starkie François Coste Menno van Zaanen The Omphalos Context-Free Grammar Learning Competition. 16-27 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3264&spage=16 2004 conf/icgi/2004 ICGI db/conf/icgi/icgi2004.html#StarkieCZ04