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_33 ( road_numbers VARCHAR, build_year VARCHAR, railroad__quantity_ VARCHAR )

### Question ###
what is the road numbers when the build year is 1943, the railroad (quantity) is clinchfield railroad (12 new, 6 secondhand)?

### Accurate SQL ###

SELECT road_numbers FROM table_name_33 WHERE build_year = "1943" AND railroad__quantity_ = "clinchfield railroad (12 new, 6 secondhand)"