what is the total number of times chelsea williams was the winner between 2007 and 2010 ?
CREATE TABLE table_204_791 (
    id number,
    "event" text,
    "winner" text,
    "second" text,
    "third" text,
    "fourth" text
)
SELECT COUNT(*) FROM table_204_791 WHERE "winner" = 'chelsea wlliams'
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 total number of times chelsea williams was the winner between 2007 and 2010 ? ### Input: CREATE TABLE table_204_791 (
    id number,
    "event" text,
    "winner" text,
    "second" text,
    "third" text,
    "fourth" text
) ### Response: SELECT COUNT(*) FROM table_204_791 WHERE "winner" = 'chelsea wlliams'