Related Clues:

• Current measure, for short
• See 5
• See 14
• Support offered 14's neighbour
• Revolting individual given a step up
• Early bird in flight?
• This part of stair is erect
• A rebel one got out of bed
• One is vertical in flight
• One was recently asleep through part of flight
• Player essential in pack for power
• 'Get up, Knight! The Queen!' - and he does
• Support for revolutionary part of craft
• Post for party leader
• King: then should Queen be a bit of a step up?