What is the average Tournaments, when Highest Rank is 'Maegashira 1'?
CREATE TABLE table_name_90 (
    tournaments INTEGER,
    highest_rank VARCHAR
)
SELECT AVG(tournaments) FROM table_name_90 WHERE highest_rank = "maegashira 1"
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 is the average Tournaments, when Highest Rank is 'Maegashira 1'? ### Input: CREATE TABLE table_name_90 (
    tournaments INTEGER,
    highest_rank VARCHAR
) ### Response: SELECT AVG(tournaments) FROM table_name_90 WHERE highest_rank = "maegashira 1"