6. Where it appears to the Court on granting leave to register an award or on an application made by the judgment debtor after an award has been registered —
(a)
that the enforcement of the award has been stayed (whether provisionally or otherwise) pursuant to the Convention; or
(b)
that an application has been made pursuant to the Convention which, if granted, might result in a stay of the enforcement of the award,
the Court shall, or in the case referred to in paragraph (b) may, stay execution of the award for such time as it considers appropriate in the circumstances.