The fourth volume in the VARGReB series presents an in-depth investigation of Lithuanian copular constructions from the viewpoint of Cognitive Grammar. Apart from the fundamental problems of the ontology and taxonomy of copular sentences, the author also discusses a number of more specific questions on which the Lithuanian data, contrasted with those of English and other languages hitherto dealt with in the literature, can shed an interesting light, such as the nature and distinctive features of specificationals, the problem of subjecthood in this subtype of copular constructions, the...