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<Paper uid="P98-1116">
  <Title>Generation that Exploits Corpus-Based Statistical Knowledge</Title>
  <Section position="3" start_page="704" end_page="704" type="intro">
    <SectionTitle>
2 Abstract Meaning Representation
</SectionTitle>
    <Paragraph position="0"> The AMR language is composed of concepts from the SENSUS knowledge base (Knight and Luk, 1994}, including all of WordNet 1.5 (Miller, 1990), and keywords relating these concepts to each other) An AMR is a labeled directed graph, or feature structure, derived from the PENMAN Sentence Plan Language (Penman, 1989). The most basic AMR is of the form (label / concept), e.g.: ~ (ml / \[dog&lt;canidl) The slash is shorthand for a type (or instance) feature, and in logic notation this AMR might be written as instance(m1, dog). This AMR can represent &amp;quot;the dog,&amp;quot; &amp;quot;the dogs,&amp;quot; &amp;quot;a dog,&amp;quot; or &amp;quot;dog,&amp;quot; etc. A concept can be modified using keywords:</Paragraph>
  </Section>
class="xml-element"></Paper>