Question: On what date was a Friendly competition and a result of 3–0?
SQL: SELECT "Date" FROM "2-12726056-3" WHERE "Competition" = 'Friendly' AND "Result" = '3–0';

Question: When was the score 1–0, and the result  4–0?
SQL: SELECT "Date" FROM "2-12726056-3" WHERE "Score" = '1–0' AND "Result" = '4–0';

Question: What was the result at Dakar , Senegal, on 3 September 2011, and with a Score of 2–0?
SQL: SELECT "Result" FROM "2-12726056-3" WHERE "Venue" = 'Dakar , Senegal' AND "Date" = '3 September 2011' AND "Score" = '2–0';