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questions and areas of future work, but despite these
gaps, we have shown an example scenario where
Winograd, T. Procedures as a representation for data
QA-by-Dossier-with-Constraints can improve the F-
in a computer program for under-standing natural
measure by over 75%.
language. Cognitive Psychology, 3(1), 1972.
7 Acknowledgements
Woods, W. Progress in natural language understand-
ing --- an application in lunar geology. Proceed-
We wish to thank Dave Ferrucci, Elena Filatova
ings of the 1973 National Computer Conference,
and Sasha Blair-Goldensohn for helpful discussions.
AFIPS Conference Proceedings, Vol. 42, 441--
This work was supported in part by the Advanced
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