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_name_25 (year VARCHAR, displacement_cc VARCHAR, type VARCHAR, engine VARCHAR)

### Question ###
What year was the Grand Prix with an i8 engine and a cc displacement of 1500?

### Accurate SQL ###

SELECT year FROM table_name_25 WHERE type = "grand prix" AND engine = "i8" AND displacement_cc = "1500"