How many 1st leg have team 1 ofk belgrade?
CREATE TABLE table_19294812_2 (
    team_1 VARCHAR
)
SELECT COUNT(1 AS st_leg) FROM table_19294812_2 WHERE team_1 = "OFK Belgrade"
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 1st leg have team 1 ofk belgrade? ### Input: CREATE TABLE table_19294812_2 (
    team_1 VARCHAR
) ### Response: SELECT COUNT(1 AS st_leg) FROM table_19294812_2 WHERE team_1 = "OFK Belgrade"