 Complete the following phrase:  The first Brazilian gold medal was won by the judoka Rafaela Silva in the womens 57 kg . Rafaela Silva beat Wazari the Mongolian Sumiya Dorjsuren, the incumbent leader of the world ranking, in the final. The other 2 medals in judo were bronze. Mayra Aguiar and Rafael Silva repeated the same results obtained in a hrefJudo20at20the20201220Summer20OlympicsLondon  2012a achieved third places respectively in womens 78 kg and 