ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,751, issued on March 31, was assigned to Writer Inc. (San Francisco).

"Natural language generation using knowledge graph incorporating textual summaries" was invented by Waseem AlShikh (Boca Raton, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are provided for producing an answer to a question regarding a domain. A natural-language textual sequence representing the question is received. From a knowledge graph associated with the domain, first and second textual passages are received using rankings corresponding to the natural-language textual sequence, a first textual summary is received summarizing textual information in a first v...