The thin heads swallowed up the seven healthy and full heads. Then Pharaoh woke up and realized it was a dream. ¹ 

The thin heads of grain swallowed up the seven good heads of grain. So I told all this ¹  to the diviner-priests, but no one could tell me its meaning.” ² 

The seven good cows represent seven years, and the seven good heads of grain represent seven years. Both dreams have the same meaning. ¹ 

The seven lean, bad-looking cows that came up after them represent seven years, as do the seven empty heads of grain burned with the east wind. They represent ¹  seven years of famine.