Ermindo W (Singapore x Carinjo) was born in 2009, and Rolf began riding him when the stallion was seven years old.  
Over the years, Ermindo W made his way up into the big sport. In 2022, Rolf and Ermindo W were part of the winning Swedish Nations Cup team at Spruce Meadows, and in 2021 in St. Gallen.  
In 2021, Rolf and Ermindo W were the Swedish reserve combination for the Olympics Games in Tokyo. Shortly after, the two competed at the European Championships in Riesenbeck, Germany where Sweden ended fourth. Rolf and Ermindo W finished 13th individually. In 2022, Rolf and Ermindo W were selected as the reserve couple for the World Championship in Herning, Denmark.
Ermindo W is now sold and will continue his sporting career with another rider.