Cika wannan magana: A gasar Olympics ta 1912 a Stockholm, Sweden, Moore ta lashe lambar zinare a matsayin memba na 'yan matan Birtaniya na farko a gasar
4 × 100 mita freestyle relay, tare da abokan wasan Jennie Fletcher, Annie Speirs da kuma Irene Steer. Matan Burtaniya sun kafa sabon tarihin duniya a cikin taron na 5:52.8, suna doke ƙungiyoyin mata na Jamus da Austriya da tazara mai yawa. Sarkin Sweden Gustav V ya ba Moore da abokan wasan nata lambar yabo ta zinare da lambar yabo ta Olympics.