human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Name, Case type, Bullet diameter, Neck diameter, Base diameter, Rim diameter, Case length, Cartridge length
###Question: Which Case type has a Base diameter of 13.03 (.513), and a Case length of 63.5 (2.5)?
gpt
SELECT Case type FROM table WHERE Base diameter = 13.03 (.513) AND Case length = 63.5 (2.5)