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_8 ( commissioned VARCHAR, laid_down VARCHAR )

### Question ###
what is the commissioned date with laid down of 17 dec 1951?

### Accurate SQL ###

SELECT commissioned FROM table_name_8 WHERE laid_down = "17 dec 1951"