Who is the losing pitcher when the winning pitcher is roy oswalt?
CREATE TABLE table_17442 (
    "Date" text,
    "Winning Team" text,
    "Score" text,
    "Winning Pitcher" text,
    "Losing Pitcher" text,
    "Attendance" real,
    "Location" text
)
SELECT "Losing Pitcher" FROM table_17442 WHERE "Winning Pitcher" = 'Roy Oswalt'
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: Who is the losing pitcher when the winning pitcher is roy oswalt? ### Input: CREATE TABLE table_17442 (
    "Date" text,
    "Winning Team" text,
    "Score" text,
    "Winning Pitcher" text,
    "Losing Pitcher" text,
    "Attendance" real,
    "Location" text
) ### Response: SELECT "Losing Pitcher" FROM table_17442 WHERE "Winning Pitcher" = 'Roy Oswalt'