Manakov is listed as inactive at FIDE because she last played rated games in December 2013 in the Chess Women's Bundesliga Season 2013/14.

She finished 5th in the 1995 Women's World Chess Championship Zonal tournament in Ptuj, which was won by Ketino Kachiani-Gersinska, and 4th in the 1998 Women's World Chess Championship Zonal tournament in Dresden, The winner was Masha Klinova.

[2] In 1992 she won the Open German Women's Chess Championship in Bad Neustadt an der Saale.

The German Women's Chess Championship she won in 1993 in Bad Mergentheim[3] and in 1997 in the Landesakademie for musical and cultural education in Ottweiler.

She won the German Women's Blitz Championships five times: 1997, 2000, 2003 in Brakel, 2005 in the Amadeus hall of the Kurhaus in Bad Lauterberg[5] and 2006 in Herrnsheim Castle in Worms-Herrnsheim.