Complex sentence: He is mostly known for reaching the quarterfinals of the 2010 Eastbourne International and the semifinals of the 2011 Queen's Club Championship as a wildcard entry, as well as multiple Davis Cup heroics for Great Britain.
Split into simpler sentences: He is mostly known for reaching the quarterfinals of the 2010 Eastbourne International and the semifinals of the 2011 Queen's Club Championship as a wildcard entry. As well as multiple Davis Cup heroics for Great Britain.