It is rarely used, it is used to create the time Futur II . < / p>
Build:
For transitive verbs (connected with the accusative, e.g. like someone / what) and reflexive (with sich , e.g. sich treffen ):
Partizip II + haben .
For intransitive verbs:
expressing movement or change of state, as well as the verbs sein, werden, bleiben :
Partizip II + sein .
For other intransitive verbs:
Partizip II + haben.