This paper is part of an enterprise whose aim is to represent linguistic knowledge in the form of a m o l e c u l a r machine (a dynamic network). That is, the molecules of the network not only store, but also send, receive, and process information. It is claimed that such a network can be conceived of as a model of the coalition structure of a connectionist network. The paper describes how the class of feature systems called unary feature h i e r a r c h i e s (whose importance is supported by.
