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_29 ( date VARCHAR, region VARCHAR, format VARCHAR )

### Question ###
When did the United Kingdom format a stereo LP?

### Accurate SQL ###

SELECT date FROM table_name_29 WHERE region = "united kingdom" AND format = "stereo lp"