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_6320 ( "Competition" text, "Played" real, "Blackpool" real, "Draw" real, "Preston North End" real )

### Question ###
How much Preston North End has a Blackpool smaller than 0?

### Accurate SQL ###

SELECT COUNT("Preston North End") FROM table_6320 WHERE "Blackpool" < '0'