 How fast does the BMW with 6 points go?
CREATE TABLE table_41373 (
    "Place" real,
    "Rider" text,
    "Country" text,
    "Machine" text,
    "Speed" text,
    "Time" text,
    "Points" real
)
SELECT "Speed" FROM table_41373 WHERE "Machine" = 'bmw' AND "Points" = '6'