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_71352 ( "Year" real, "Entrant" text, "Chassis" text, "Engine" text, "Points" real )

### Question ###
What are the lowest points for the engines of the Lamborghini v12 and the Chassis on Minardi m191b?

### Accurate SQL ###

SELECT MIN("Points") FROM table_71352 WHERE "Engine" = 'lamborghini v12' AND "Chassis" = 'minardi m191b'