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<Paper uid="T87-1035">
  <Title>Reference and Reference Failures</Title>
  <Section position="2" start_page="173" end_page="173" type="abstr">
    <SectionTitle>
ACKNOWLEDG EMENTS
</SectionTitle>
    <Paragraph position="0"> This research was supported in part by the Center for the Study of Reading under Contract No.</Paragraph>
    <Paragraph position="1"> 400-81-0030 of the National Institute of Education and by the Advanced Research Projects Agency of the Department of Defense under Contract No. N00014-85-C-0079.</Paragraph>
    <Paragraph position="2"> I want to thank especially Candy Sidner for her insightful comments and suggestions during the course of this work. I'd also like to acknowledge the helpful comments of Marie Macaisa and Marc Vilain on this paper. Special thanks also to Phil Cohen, Scott Fertig and Kathy Starr for providing me with their water pump dialogues and for their invaluable observations on them.</Paragraph>
  </Section>
class="xml-element"></Paper>