Format

      CHANGE  CONTEXT  context-name

              [ DESCRIPTION IS /*text*/ ]
              [ NODESCRIPTION           ]  [ AUDIT IS /*text*/ ]
              [                         ]

              [ TOP IS collection-name ]
              [ NOTOP                  ]
              [                        ]

              [                       {SPECIFIC_VERSION  } ]
              [ DEFAULT_ATTACHMENT IS {LATEST_CHECKIN    } ]  .
              [                       {LATEST            } ]
              [                       {                  } ]