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_12887260_1 (main_developer VARCHAR, first_release VARCHAR, console VARCHAR)

### Question ###
Which main developer made their first release in 1991 and created the Mega Drive/Genesis console?

### Accurate SQL ###

SELECT main_developer FROM table_12887260_1 WHERE first_release = 1991 AND console = "Mega Drive/Genesis"