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_17111812_1 ( winner VARCHAR, fourth VARCHAR )

### Question ###
How many times was Plan B 4th place?

### Accurate SQL ###

SELECT COUNT(winner) FROM table_17111812_1 WHERE fourth = "Plan B"