What is the sum of To Par, when Country is 'United States', and when Year(s) Won is '1973'?
CREATE TABLE table_47348 (
    "Player" text,
    "Country" text,
    "Year(s) won" text,
    "Total" real,
    "To par" real,
    "Finish" text
)
SELECT SUM("To par") FROM table_47348 WHERE "Country" = 'united states' AND "Year(s) won" = '1973'
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 sum of To Par, when Country is 'United States', and when Year(s) Won is '1973'? ### Input: CREATE TABLE table_47348 (
    "Player" text,
    "Country" text,
    "Year(s) won" text,
    "Total" real,
    "To par" real,
    "Finish" text
) ### Response: SELECT SUM("To par") FROM table_47348 WHERE "Country" = 'united states' AND "Year(s) won" = '1973'