What was the type of surface played on for the week of March 17?
CREATE TABLE table_name_23 (surface VARCHAR, week VARCHAR)
SELECT surface FROM table_name_23 WHERE week = "march 17"
### Context: CREATE TABLE table_name_23 (surface VARCHAR, week VARCHAR) ### Question: What was the type of surface played on for the week of March 17? ### Answer: SELECT surface FROM table_name_23 WHERE week = "march 17"