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_61721 ( "Name" text, "Country" text, "Type" text, "Moving from" text, "Transfer window" text, "Ends" text, "Transfer fee" text, "Source" text )

### Question ###
What type ends in 2011, has a free transfer fee, and is sourced in leeds united?

### Accurate SQL ###

SELECT "Type" FROM table_61721 WHERE "Ends" = '2011' AND "Transfer fee" = 'free' AND "Source" = 'leeds united'