How many teams played against the Mavericks in a game where the score was w 99 91 (ot)?
CREATE TABLE table_23284271_7 (
    team VARCHAR,
    score VARCHAR
)
SELECT COUNT(team) FROM table_23284271_7 WHERE score = "W 99–91 (OT)"
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 teams played against the Mavericks in a game where the score was w 99 91 (ot)? ### Input: CREATE TABLE table_23284271_7 (
    team VARCHAR,
    score VARCHAR
) ### Response: SELECT COUNT(team) FROM table_23284271_7 WHERE score = "W 99–91 (OT)"