Materials:

• Review the presentation at http://www.ditausers.org/tutorials/basics/Priestley_Authoring/
• Read section 3.1 of the DITA 1.1 architectural specification:
  http://docs.oasis-open.org/dita/v1.1/CS01/archspec/archspec.html
• Read the description of <shortdesc> in the DITA 1.1 language specification:
  http://docs.oasis-open.org/dita/v1.1/CS01/langspec/langref/shortdesc.html

Assignment:

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