This makes it central to the semantics-syntax-intonation interface (Lambrecht, 1994;Hajičová et al., 1998;Steedman, 2000;Mel'čuk, 2001;Erteschik-Shir, 2007) and therefore also to NLP.
despite its prominence, IS has been largely ignored so far in the context of the reference treebanks for data-driven NLP: Penn Treebank (Marcus et al., 1993) and its semantic counterpart PropBank (Palmer et al., 2005) for English, Tiger (Thielen et al., 1999) for German, Ancora (Taulé et al., 2008) for Spanish, etc.