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_28 ( completed VARCHAR, launched VARCHAR )

### Question ###
Name what was completed on 12 april 1934

### Accurate SQL ###

SELECT completed FROM table_name_28 WHERE launched = "12 april 1934"