She also has a mysterious enemy, who is too evil to be named. And she wears round glasses and goes to a witch school called Abracadabra!
It all sounds just too familiar, claim JK's lawyers.
They say it's unfair because it copies the storyline, plot
and the characters.
But Yemets' publishers say he has written them more as a Potter spoof in reaction to the worldwide "hype" about Potter.
JK's lawyers aim to block publication of 7,000 Dutch versions of the book in April.