CREATE TABLE "singles_14_12_2" (
  "outcome" text,
  "date" text,
  "tournament" text,
  "surface" text,
  "opponent_in_the_final" text,
  "score_in_the_final" text
);

Question: What is the outcome on March 20, 1994?
SQL: SELECT "outcome" FROM "singles_14_12_2" WHERE "date"='march 20, 1994';

Question: What tournament had a hard surface on February 25, 1996?
SQL: SELECT "tournament" FROM "singles_14_12_2" WHERE "surface"='hard' AND "date"='february 25, 1996';

Question: What is the score in the final with a hard surface and is against Hiromi Nagano?
SQL: SELECT "score_in_the_final" FROM "singles_14_12_2" WHERE "surface"='hard' AND "opponent_in_the_final"='hiromi nagano';

Question: What is the total outcome for the clay surface on April 21, 1996?
SQL: SELECT "outcome" FROM "singles_14_12_2" WHERE "surface"='clay' AND "date"='april 21, 1996';