How many opponents were there in a game higher than 20 on January 28?
CREATE TABLE table_77091 (
    "Game" real,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Nets points" real,
    "Opponents" real,
    "Record" text,
    "Streak" text
)
SELECT "Opponents" FROM table_77091 WHERE "Game" > '20' AND "Date" = 'january 28'
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: How many opponents were there in a game higher than 20 on January 28? ### Input: CREATE TABLE table_77091 (
    "Game" real,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Nets points" real,
    "Opponents" real,
    "Record" text,
    "Streak" text
) ### Response: SELECT "Opponents" FROM table_77091 WHERE "Game" > '20' AND "Date" = 'january 28'