R. Aho, J. D. Sethi, and . Ullman, Built-in predicates translate to SPARQL filters, and aggregations translate to SPARQL aggregative sub-queries. Arguments can be used for n-ary predicates, but there is no counterpart in SPARQL for aggregations. Algebraic constructors References, Compilers: Principles, Techniques, and Tools, 1986.

G. Antoniou and F. Van-harmelen, A Semantic Web Primer, 2004.

D. Biber, S. Johansson, G. Leech, S. Conrad, and E. Finegan, Longman grammar of spoken and written English, 1999.

. A. Bkk05, E. Bernstein, C. Kaufmann, and . Kaiser, Querying the semantic web with Ginseng: A guided input natural language search engine, Work. Information Technology and Systems (WITS), 2005.

G. [. Ceri, L. Gottlob, and . Tanca, What you always wanted to know about Datalog (and never dared to ask), IEEE Transactions on Knowledge and Data Engineering, vol.1, issue.1
DOI : 10.1109/69.43410

R. [. Dowty, S. Wall, and . Peters, Introduction to Montague Semantics, 1981.
DOI : 10.1007/978-94-009-9065-4

A. [. Ferré and . Hermann, Semantic Search: Reconciling Expressive Querying and Exploratory Search, Int. Semantic Web Conf., LNCS 7031, pp.177-192, 2011.
DOI : 10.1016/j.websem.2009.07.001

K. [. Fuchs, G. Kaljurand, and . Schneider, Attempto Controlled English meets the challenges of knowledge representation, reasoning, interoperability and user interfaces, FLAIRS Conference, pp.664-669, 2006.

R. [. Fuchs and . Schwitter, Web-Annotations for Humans and Machines, European Semantic Web Conference, pp.458-472, 2007.
DOI : 10.1007/978-3-540-72667-8_33

J. [. Haase, A. Broekstra, R. Eberhart, and . Volz, A Comparison of RDF Query Languages, Int. Semantic Web Conf, pp.502-517, 2004.
DOI : 10.1007/978-3-540-30475-3_35

. A. Hfd11, S. Hermann, M. Ferré, and . Ducassé, Guided creation and update of objects in rdf(s) bases Jr. Improving SQL with generalized quantifiers, M. A. Musen and´Oand´ and´O. Corcho Int. Conf. Knowledge Capture Int. Conf. Data Engineering, pp.189-190, 1995.

M. [. Hitzler, S. Krötzsch, and . Rudolph, Foundations of Semantic Web Technologies, 2009.

]. G. Mar06 and . Marchionini, Exploratory search: from finding to understanding, Communications of the ACM, vol.49, issue.4, pp.41-46, 2006.

]. R. Mon70 and . Montague, Universal grammar, Theoria, vol.36, pp.373-398, 1970.

J. Pérez, M. Arenas, and C. Gutierrez, Semantics and complexity of SPARQL, LNCS, vol.4273, pp.30-43, 2006.

. Skc-+-08-]-r, K. Schwitter, A. Kaljurand, C. Cregan, G. Dolbear et al., A comparison of three controlled natural languages for OWL 1.1, Workshop on OWL: Experiences and Directions (OWLED), 2008.

]. P. Sma08 and . Smart, Controlled natural languages and the semantic web, 2008.