Table: tennis_tournament_results_4
Columns: location
year
champion
runner_up
score

Question: What is the Champion at Sopot prior to 2006 with a Score of 6–4, 6–7(7), 6–3?
SQL: SELECT "champion" FROM tennis_tournament_results_4 WHERE "location" = 'sopot' AND "year" < 2006 AND "score" = '6–4, 6–7(7), 6–3'

Question: In what Year was the match at Sopot with a Score of 2–6, 6–2, 6–3?
SQL: SELECT COUNT("year") FROM tennis_tournament_results_4 WHERE "location" = 'sopot' AND "score" = '2–6, 6–2, 6–3'