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_12983929_1 ( total_power VARCHAR, construction_finish VARCHAR )

### Question ###
What's the total power of the unit whose construction finished on 14.06.1963?

### Accurate SQL ###

SELECT total_power FROM table_12983929_1 WHERE construction_finish = "14.06.1963"