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_48 (nation VARCHAR, result VARCHAR, year VARCHAR, competition VARCHAR)

### Question ###
What is the Nation with 2012 as the year, and a Competition of preseason, and a Result of w 0–3?

### Accurate SQL ###

SELECT nation FROM table_name_48 WHERE year = 2012 AND competition = "preseason" AND result = "w 0–3"