Table: tennis_matches_7
Columns: outcome
date
championship
surface
opponent
score

Question: During what Championship was the Opponent Jeff Borowiak?
SQL: SELECT "championship" FROM tennis_matches_7 WHERE "opponent" = 'jeff borowiak'

Question: On what Date was the Score of 3–6, 6–4, 3–6, 6–1, 6–2
SQL: SELECT SUM("date") FROM tennis_matches_7 WHERE "score" = '3–6, 6–4, 3–6, 6–1, 6–2'