Which Round has an Opponent of ryan bixler?
CREATE TABLE table_48087 (
    "Res." text,
    "Record" text,
    "Opponent" text,
    "Method" text,
    "Event" text,
    "Round" text
)
SELECT "Round" FROM table_48087 WHERE "Opponent" = 'ryan bixler'
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: Which Round has an Opponent of ryan bixler? ### Input: CREATE TABLE table_48087 (
    "Res." text,
    "Record" text,
    "Opponent" text,
    "Method" text,
    "Event" text,
    "Round" text
) ### Response: SELECT "Round" FROM table_48087 WHERE "Opponent" = 'ryan bixler'