What was the season when mls regular season was 6th, east (9-11-10)?
CREATE TABLE table_73683 (
    "Season" real,
    "MLS Regular Season" text,
    "MLS Cup Playoffs" text,
    "Lamar Hunt U.S. Open Cup" text,
    "CONCACAF Champions Cup / CONCACAF Champions League" text
)
SELECT "Season" FROM table_73683 WHERE "MLS Regular Season" = '6th, East (9-11-10)'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What was the season when mls regular season was 6th, east (9-11-10)? ### Input: CREATE TABLE table_73683 (
    "Season" real,
    "MLS Regular Season" text,
    "MLS Cup Playoffs" text,
    "Lamar Hunt U.S. Open Cup" text,
    "CONCACAF Champions Cup / CONCACAF Champions League" text
) ### Response: SELECT "Season" FROM table_73683 WHERE "MLS Regular Season" = '6th, East (9-11-10)'