... (reference), thenthere has to be a X argument before (referent).3. If there is a C-X argument (continuation), thenthere has to be a X argument before.4. Before a I-X token, there has to be a B-X ... constituents.The properties of the semantically annotated cor-pora available have conditioned the type of researchand systems that have been developed so far. Prop-Bank (Palmer et al., 2005) is the ... PropBank num-bered arguments into VerbNet thematic roles has been developed and a version of the PropBank cor-pus with thematic roles has been released (Loper etal., 2007). Thematic roles represent...