Revised and expanded version of a paper read to the Fifteenth Annual Conference on Linguistics, New York City, March 14, 1970. (VM)

Current transformational linguistic theory holds that there are two levels of sentence structure, derived constituent or surface structure and underlying or deep structure. Both have been proposed as the memory representation of sentences, but recent evidence suggests that the latter is the more likely. However, two recent studies have directly…

The phenomenon of "cross-code ambiguity" is offered as one explanation of the persistence of such Negro Nonstandard English (NNE) sentences as "The man he did it." In NNE the string "The man did it" is felt to be ambiguous, referring to either "The man who did it..." or, as in Standard English (SE), "The man did it." The use here of the pleonastic…

This report describes work on a pilot system for a fully automatic, high-quality translation of German scientific and technical text into English and gives the results of an experiment designed to show the system's capability to produce quality mechanical translation. The areas considered were: (1) grammar formalism, mainly involving the addition…