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_59 ( fleet_number_s_ VARCHAR, quantity_made VARCHAR )

### Question ###
What is the fleet number of the locomotive with 1 quantity made?

### Accurate SQL ###

SELECT fleet_number_s_ FROM table_name_59 WHERE quantity_made = "1"