In this article, unless the context otherwise requires:
1. "Petitioner" means a person who seeks enforcement of an order for return of a child under the Hague convention on the civil aspects of international child abduction or enforcement of a child custody determination.
2. "Respondent" means a person against whom a proceeding has been commenced for enforcement of an order for return of a child under the Hague convention on the civil aspects of international child abduction or enforcement of a child custody determination.