Possible Clues:

• Spoil run in the morning with grassy example of 16
• Grass to have a bad effect on sheep
• Whichever way you look at grass on beach, it can damage the sheep
• Grass that may be pulled up?
• Grass that may bend back?
• One sheep back with another on grass
• Damage sign in grass
• Month seeing end of winter has sheep getting grass
• Grass in which a couple of sheep are head to head
• Grass that may bend over with no effect