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_23284597_3 (year VARCHAR, opponent_in_the_final VARCHAR)

### Question ###
Name the year for guillermo cañas

### Accurate SQL ###

SELECT year FROM table_23284597_3 WHERE opponent_in_the_final = "Guillermo Cañas"