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<Paper uid="J90-1004">
  <Title>SEMANTIC-HEAD-DRIVEN GENERATION</Title>
  <Section position="11" start_page="0" end_page="0" type="ackno">
    <SectionTitle>
NOTES
</SectionTitle>
    <Paragraph position="0"> 1. See for instance the text by Pereira and Shieber (1985) for an overview and further references.</Paragraph>
    <Paragraph position="1"> 2. Again, see the text by Pereira and Shieber (1985, p. 172ff.) and references therein.</Paragraph>
    <Paragraph position="2"> 3. Pereira and Warren (1983) point out that Earley deduction is not  restricted to a left-to-right expansion of goals, but this suggestion was not followed up with a specific algorithm addressing the problems discussed here.</Paragraph>
    <Paragraph position="3"> 4. We use the term &amp;quot;analysis tree&amp;quot; rather than the more familiar &amp;quot;parse tree&amp;quot; to make clear that the source of the tree is not necessarily a parsing process; rather the tree serves only to codify a particular analysis of the structure of the string.</Paragraph>
    <Paragraph position="4">  constants, in contrast to the standard practice in logic grammars. 7. For simplicity the grammar does not handle topicalization, but (counte:rfactually) assumes that the topic is some adverbial constituent. Topicalization can be handled by gap-threading (Pereira 1981; Pereira arid Shieber 1985).</Paragraph>
  </Section>
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