On what surface did Katarina Srebotnik play Paola Su rez?
CREATE TABLE table_name_83 (
    surface VARCHAR,
    opponent_in_final VARCHAR
)
SELECT surface FROM table_name_83 WHERE opponent_in_final = "paola suárez"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: On what surface did Katarina Srebotnik play Paola Su rez? ### Input: CREATE TABLE table_name_83 (
    surface VARCHAR,
    opponent_in_final VARCHAR
) ### Response: SELECT surface FROM table_name_83 WHERE opponent_in_final = "paola suárez"