context: Anna was born on 7 Jun 1981 in Soviet Union, Moscow. Her father Sergei Kournikova was 20 at the time. [5] Sergei is a former Greco-Roman wrestling champion and has completed a Ph.D. and is a professor at the University of Physical Culture and Sport in Moscow. By 2001, he was working as a temporary martial arts instructor there. [5] Her mother, Alla, was a strong-skinned woman who gave birth to Anna at the age of 18. She was also a 400-meter runner.
question: Where was Anna Sergeyanna Kournikova born?
answers.text: Soviet Union, Moscow