| Attribute | | type | categorizes the pointer in some respect, using any
      convenient set of categories.| Zustand  | Optional |  | Datentyp  |  |  | Werte  | The type should indicate the intended function of the
      pointer, or the rhetorical relationship between its source and
      target. |  
  |  | evaluate | specifies the intended meaning when the target of a
      pointer is itself a pointer.| Zustand  | Optional |  | Gültige Werte: | - all
 - if the element pointed to is itself a pointer, then
	  the target of that pointer will be taken, and so on, until
	  an element is found which is not a pointer.
 - one
 - if the element pointed to is itself a pointer, then
	  its target (whether a pointer or not) is taken as the target
	  of this pointer.
 - none
 - no further evaluation of targets is carried out
	  beyond that needed to find the element specified in the
	  pointer's target.
 
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