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_12028543_3 ( winningteam VARCHAR, season VARCHAR )

### Question ###
Who was the winning team in the 1989 season?

### Accurate SQL ###

SELECT winningteam FROM table_12028543_3 WHERE season = "1989"