Her 3 : 04 : 45 marathon time was 7 minutes slower than 3rd - place Ashley Clifford .
It was all she needed to finish 14 minutes ahead of the runner - up , Ironman Hawaii champion Mirinda Carfrae , by 14 minutes .
Her 3 : 04 : 45 marathon time was 7 minutes slower than 3rd - place Ashley Clifford , but it was all she needed to finish 14 minutes ahead of the runner - up , Ironman Hawaii champion Mirinda Carfrae , by 14 minutes .