Which opponent had 73,428 in attendance?
CREATE TABLE table_77446 (
    "Game" text,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Dolphins' points" text,
    "Opponents' Points" text,
    "Record" text,
    "Streak" text,
    "Attendance" text
)
SELECT "Opponent" FROM table_77446 WHERE "Attendance" = '73,428'
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 opponent had 73,428 in attendance? ### Input: CREATE TABLE table_77446 (
    "Game" text,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Dolphins' points" text,
    "Opponents' Points" text,
    "Record" text,
    "Streak" text,
    "Attendance" text
) ### Response: SELECT "Opponent" FROM table_77446 WHERE "Attendance" = '73,428'