Question: What is Score, when Opponent Team is Belgium, and when Opponent is Kirsten Flipkens?
SQL: SELECT "Score" FROM "2-18183850-12" WHERE "Opponent Team" = 'Belgium' AND "Opponent" = 'Kirsten Flipkens';

Question: What is Opponent, when Round is World Group?
SQL: SELECT "Opponent" FROM "2-18183850-12" WHERE "Round" = 'World Group';

Question: What is Surface, when Edition is 2012, and when Outcome is Winner?
SQL: SELECT "Surface" FROM "2-18183850-12" WHERE "Edition" = 2012.0 AND "Outcome" = 'Winner';

Question: What is Score, when Outcome is Loser, and when Edition is 2011?
SQL: SELECT "Score" FROM "2-18183850-12" WHERE "Outcome" = 'Loser' AND "Edition" = 2011.0;

Question: What is Score, when Edition is 2011, and when Surface is Hard (i)?
SQL: SELECT "Score" FROM "2-18183850-12" WHERE "Edition" = 2011.0 AND "Surface" = 'Hard (i)';

Question: What is Round, when Opponent Team is Slovakia, when Outcome is Loser, and when Edition is greater than 2010?
SQL: SELECT "Round" FROM "2-18183850-12" WHERE "Opponent Team" = 'Slovakia' AND "Outcome" = 'Loser' AND "Edition" > 2010.0;