Complex sentence: The earliest origins of the club was from 1901 when Foot Ball Club di Roma was founded as a sports club, they did not in fact open their association football section until 1903 however with a slight name change.
Split into simpler sentences: The earliest origins of the club was from 1901 when Foot Ball Club di Roma was founded as a sports club. They did not open their association football section until 1903 however with a slight name change.