What are the dates where the opponent was guillermo garcía-lópez albert portas?
CREATE TABLE table_name_9 (date VARCHAR, opponents VARCHAR)
SELECT date FROM table_name_9 WHERE opponents = "guillermo garcía-lópez albert portas"
### Context: CREATE TABLE table_name_9 (date VARCHAR, opponents VARCHAR) ### Question: What are the dates where the opponent was guillermo garcía-lópez albert portas? ### Answer: SELECT date FROM table_name_9 WHERE opponents = "guillermo garcía-lópez albert portas"