%0 Book Section %T Techniques for recognizing textual entailment and semantic equivalence publisher Springer %D 2006 %@ https://hdl.handle.net/20.500.14352/53631 %X After defining what is understood by textual entailment and semantic equivalence, the present state and the desirable future of the systems aimed at recognizing them is shown. A compilation of the currently implemented techniques in the main Recognizing Textual Entailment and Semantic Equivalence systems is given. %~