Complex sentence: The Grand Council has issued an Instruction concerning the award which restates that the Grand Prior Award is the highest award, other than for bravery, which the Order can confer on a Cadet.
Split into simpler sentences: The Grand Council has issued an Instruction concerning the award. The Instruction restates that the Grand Prior Award is the highest award, other than for bravery, which the Order can confer on a Cadet.