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_50805 ( "Year" text, "Division" real, "League" text, "Regular Season" text, "Playoffs" text, "Open Cup" text )

### Question ###
Name the League which has a Regular Season of 3rd, atlantic?

### Accurate SQL ###

SELECT "League" FROM table_50805 WHERE "Regular Season" = '3rd, atlantic'