<prompt> Bhala ukuqhubeka kwalesi sigaba - Ekupheleni kwawo-1990, uTatiana Kaawar Ratcu wayengomunye wabadlali besifazane be-chess abahamba phambili baseBrazil. Unqobe kathathu iBrazil Youth Chess Championships eqenjini labesifazane abaneminyaka engaphansi kwengu-16 1992, 1993, 1994 futhi kabili wanqoba iqembu labesifazane abaneminyaka engaphansi kwengu-18 1996, 1997. Wabuye wanqoba kabili i-Brazilian Girls Junior Chess Championships 1996, 1998. UTatiana Kaawar Ratcu wanqoba amahlandla amahlanu ama-Brazilian Womens Chess Championships: 1994, 1995, 1996, 1997 kanye no-2000. Ngo-1995, uTatiana Kaawar Ratcu wabamba iqhaza eMqhudelwaneni Wamazwe Ngamazwe Wamazwe Omhlaba Wabesifazane  <response>: eChişinău lapho ibekwe endaweni yama-43. Ngo-1998, eRio de Janeiro wanqoba i-1st World Junior Team Chess Championship neqembu laseBrazil. 