When were the members tenured in the Field school?
CREATE TABLE table_28051859_3 (
    tenure VARCHAR,
    school VARCHAR
)
SELECT tenure FROM table_28051859_3 WHERE school = "Field"
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: When were the members tenured in the Field school? ### Input: CREATE TABLE table_28051859_3 (
    tenure VARCHAR,
    school VARCHAR
) ### Response: SELECT tenure FROM table_28051859_3 WHERE school = "Field"