In a case where parties claiming to be interested in the decision of any question of fact or law for the purpose of obtaining opinion of the Court, the case is?

In a case where parties claiming to be interested in the decision of any question of fact or law for the purpose of obtaining opinion of the Court, the case is?

Explanation

In a case where parties claiming to be interested in the decision of any question of fact or law for the purpose of obtaining opinion of the Court, the case isĀ 

Case of special nature