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 Students ( login_name VARCHAR, family_name VARCHAR )

### Question ###
What are the login names of the students with family name 'Ward'?

### Accurate SQL ###

SELECT login_name FROM Students WHERE family_name = "Ward"