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_45 ( locomotive_superintendent VARCHAR, lner_class VARCHAR )

### Question ###
Who was the Locomotive superintendent has a NER class of d45?

### Accurate SQL ###

SELECT locomotive_superintendent FROM table_name_45 WHERE lner_class = "d45"