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 ( railway VARCHAR, build_date VARCHAR, loco_name VARCHAR )

### Question ###
Which railway had a loco name of Pyramus and a build date of 1911?

### Accurate SQL ###

SELECT railway FROM table_name_68 WHERE build_date = 1911 AND loco_name = "pyramus"