Content-distinguishable components

A component is distinguishable from its following set when the component is:

  • Initiator-distinguishable from its following set.

or

  • Content- distinguishable from its following set.

A component is content-distinguishable from its following set when:

  • The following set is empty.

or

  • The type of the component is content-distinguishable from each component in its following set.