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_50064 ( "Year" real, "Award giving body" text, "Category" text, "Nominated for" text, "Result" text )

### Question ###
What's the category for the tween academy: class of 2012 nomination?

### Accurate SQL ###

SELECT "Category" FROM table_50064 WHERE "Nominated for" = 'tween academy: class of 2012'