Possible Clues:

• Solid house, sound
• Ring-shaped object our group found below hill
• Ring and how we see it covering radius
• In shape, to hurry's not hard
• The noise of the bull ring
• Hole thing
• Moulding to decay with the bottom falling off
• Bull called for a ring in its nose?
• Life preserver, e.g.
• Doughnut goes around with middle lowered