In what season was the final placing NC† and the team SL Formula Racing? 
CREATE TABLE table_25421463_1 (season VARCHAR, final_placing VARCHAR, team_name VARCHAR)
SELECT season FROM table_25421463_1 WHERE final_placing = "NC†" AND team_name = "SL Formula Racing"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_25421463_1 (season VARCHAR, final_placing VARCHAR, team_name VARCHAR) Question: In what season was the final placing NC† and the team SL Formula Racing?  [/INST] SELECT season FROM table_25421463_1 WHERE final_placing = "NC†" AND team_name = "SL Formula Racing" </s>