Table: tennis_match_results_38
Columns: outcome
date
tournament
surface
opponent
score

Question: When the surface is clay, and the tournament of barcelona what is the score?
SQL: SELECT "score" FROM tennis_match_results_38 WHERE "surface" = 'clay' AND "tournament" = 'barcelona'

Question: What was the surface when the opponent was judith wiesner, and the outcome was winner?
SQL: SELECT "surface" FROM tennis_match_results_38 WHERE "outcome" = 'winner' AND "opponent" = 'judith wiesner'

Question: What is the opponent for the tournament of rio de janeiro?
SQL: SELECT "opponent" FROM tennis_match_results_38 WHERE "tournament" = 'rio de janeiro'

Question: What is the opponent with the outcome of runner-up with a date of 19 september 1994?
SQL: SELECT "opponent" FROM tennis_match_results_38 WHERE "outcome" = 'runner-up' AND "date" = '19 september 1994'

Question: What was the opponent for the tournament of taranto?
SQL: SELECT "opponent" FROM tennis_match_results_38 WHERE "tournament" = 'taranto'