What were the notes of the All-Africa Games before 2007?
CREATE TABLE table_51834 (
    "Year" real,
    "Competition" text,
    "Venue" text,
    "Position" text,
    "Event" text,
    "Notes" text
)
SELECT "Notes" FROM table_51834 WHERE "Competition" = 'all-africa games' AND "Year" < '2007'
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 were the notes of the All-Africa Games before 2007? ### Input: CREATE TABLE table_51834 (
    "Year" real,
    "Competition" text,
    "Venue" text,
    "Position" text,
    "Event" text,
    "Notes" text
) ### Response: SELECT "Notes" FROM table_51834 WHERE "Competition" = 'all-africa games' AND "Year" < '2007'