Florian Mayer defeated Izak Van Der Merwe 6-3 3-6 6-1 7-6 in the GER vs RSA round robin on clay.
Mayer F. came through in four sets.
Florian Mayer beat Izak Van Der Merwe 6-3 3-6 6-1 7-6. Umpiry, "Florian Mayer vs Izak Van Der Merwe — GER vs RSA Round Robin", https://umpiry.com/match/2010-09-17/mayer-vs-merwe-ger-vs-rsa-rr?utm_source=cite (as of 17 September 2010).