What is the lowest heat for the United states with a mark of 51.85 pb and lane higher than 6?
CREATE TABLE table_name_43 (
    heat INTEGER,
    lane VARCHAR,
    country VARCHAR,
    mark VARCHAR
)
SELECT MIN(heat) FROM table_name_43 WHERE country = "united states" AND mark = "51.85 pb" AND lane > 6
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 lowest heat for the United states with a mark of 51.85 pb and lane higher than 6? ### Input: CREATE TABLE table_name_43 (
    heat INTEGER,
    lane VARCHAR,
    country VARCHAR,
    mark VARCHAR
) ### Response: SELECT MIN(heat) FROM table_name_43 WHERE country = "united states" AND mark = "51.85 pb" AND lane > 6