What's the oil rig of the song that ended on 7th place?
CREATE TABLE table_23597 (
    "Draw" real,
    "Artist" text,
    "Song" text,
    "Regions" real,
    "Studio Audience" real,
    "Press Jury" real,
    "Oil Rig" real,
    "Total Points" real,
    "Place" text
)
SELECT "Oil Rig" FROM table_23597 WHERE "Place" = '7th'
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's the oil rig of the song that ended on 7th place? ### Input: CREATE TABLE table_23597 (
    "Draw" real,
    "Artist" text,
    "Song" text,
    "Regions" real,
    "Studio Audience" real,
    "Press Jury" real,
    "Oil Rig" real,
    "Total Points" real,
    "Place" text
) ### Response: SELECT "Oil Rig" FROM table_23597 WHERE "Place" = '7th'