Question: state the number of surface where championship is Australian Open and score in the final is 6–3, 4–6, 11–9
SQL: SELECT COUNT("Surface") FROM "1-1918850-2" WHERE "Championship" = 'Australian Open' AND "Score in the final" = '6–3, 4–6, 11–9';

Question: which championship had Arantxa Sánchez Vicario Todd Woodbridge as opponents in the final 
SQL: SELECT "Championship" FROM "1-1918850-2" WHERE "Opponents in the final" = 'Arantxa Sánchez Vicario Todd Woodbridge';

Question: what is the surface of the final which had score 6-2, 6-3
SQL: SELECT "Surface" FROM "1-1918850-2" WHERE "Score in the final" = '6-2, 6-3';

Question: when were Helena Suková Todd Woodbridge the opponents in the final
SQL: SELECT "Year" FROM "1-1918850-2" WHERE "Opponents in the final" = 'Helena Suková Todd Woodbridge';

Question: which championship had Helena Suková Tom Nijssen as opponents in the final and Nicole Provis as partner, the surface was Hard and the outcome was Winner
SQL: SELECT "Championship" FROM "1-1918850-2" WHERE "Outcome" = 'Winner' AND "Surface" = 'Hard' AND "Partner" = 'Nicole Provis' AND "Opponents in the final" = 'Helena Suková Tom Nijssen';