Table:
text: Grega Žemlja
Singles performances (18–10)
Singles performances (18–10)
Edition Round Date_ Against Surface Opponent Result_ Outcome
2010 Europe/Africa Zone Group II SF 9-19-2010 Lithuania Hard (I) Laurynas Grigelis 6–3, 7–6 (7–4) , 6–3 Win
2011 Europe/Africa Zone Group I 1R 3-04-2011 Finland Clay (I) Jarkko Nieminen 6–3, 3–6, 4–6, 3–6 Lose
2011 Europe/Africa Zone Group I 1R 3-06-2011 Finland Clay (I) Micke Kontinen 2–6, 6–3, 6–3, 6–3 Win
2011 Europe/Africa Zone Group I 2R 7-08-2011 Italy Clay Fabio Fognini 6–1, 4–6, 4–6, 4–6 Lose
2011 Europe/Africa Zone Group I 2R 7-10-2011 Italy Clay Simone Bolelli 5–7, 3–6 Lose
2012 Europe/Africa Zone Group I 1R 2-10-2012 Denmark Hard (I) Kristian Pless 6–0, 6–1, 6–4 Win
2012 Europe/Africa Zone Group I 2R 4-06-2012 South Africa Hard Izak van der Merwe 1–6, 6–3, 3–6, 4–6 Lose
2013 Europe/Africa Zone Group I 1R 1-02-2013 Poland Hard (I) Łukasz Kubot 3-6, 2-6, 0-6 Lose

Question: If the opponent is Kristian Pless, then who was against Grega Žemlja in the list of countries in the world?