What is the relationship between the Supreme Court and other courts mentioned in this passage?
The relationship between the Supreme Court and other courts mentioned in this passage is that the Supreme Court, along with the other courts, cannot have jurisdiction over certain types of disputes arising from provisions or endorsements on specific instruments, letters, or civil service appointments related to persons referred to in clause (1). This limitation applies only to those disputes specified in clauses (3)(a) and (b), and does not affect the power of any other authority under other provisions of the Constitution to regulate the conditions of service of such persons.