other,11-1-P83-1003,ak An extension to the <term> GPSG grammatical formalism </term> is proposed , allowing <term> non-terminals </term> to consist of finite sequences of <term> category labels </term> , and allowing <term> schematic variables </term> to range over such sequences .
other,5-3-P83-1003,ak The structures induced for such <term> constructions </term> are argued to be more appropriate to data involving <term> conjunction </term> than some previous proposals have been .
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