Aleksandr Ivanovich Spirin defeated Viktor Prokopov 6-4 6-4 in the Turkey F19 qualifying round of 16 on hard.
Ivanovich Spirin A. took it in straight sets.
Aleksandr Ivanovich Spirin beat Viktor Prokopov 6-4 6-4. Umpiry, "Aleksandr Ivanovich Spirin vs Viktor Prokopov — Turkey F19 Qualifying Round of 16", https://umpiry.com/match/2013-05-13/prokopov-vs-spirin-turkey-f19-q16?utm_source=cite (as of 13 May 2013).