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_30926 ( "GE-DL works no." real, "Year built" text, "Built for" text, "Original no." text, "New owner" text, "New no." text )

### Question ###
What is listed in built for when the original number is 24d?

### Accurate SQL ###

SELECT "Built for" FROM table_30926 WHERE "Original no." = '24D'