Related Clues:

• Rules announced as means of control
• Controls are insupportable? Not entirely
• Controls and rules we hear
• Controls no good in periods of monarchic rule
• There are certain to be a lot of loose ones in the Grand National
• Guiding straps
• Power of control
• Power to direct/control
• Restrictions imposed by rules not good
• Power of the water regulators?
• Controls a horse
• They help control a horse
• Silver stoppers
• Straps
• Restrictions in no-go areas