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_68 (builder VARCHAR, order_year VARCHAR, fuel_propulsion VARCHAR, model VARCHAR)

### Question ###
Which builder has a Fuel Propulsion of diesel, a Model of d40lf, and an Order Year of 2005?

### Accurate SQL ###

SELECT builder FROM table_name_68 WHERE fuel_propulsion = "diesel" AND model = "d40lf" AND order_year = "2005"