Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_73 (outcome VARCHAR, year VARCHAR, surface VARCHAR)

### Question ###
What was the result in 1973 when the surface was clay?

### Accurate SQL ###

SELECT outcome FROM table_name_73 WHERE year = 1973 AND surface = "clay"