Who is the opponent of the match with a H/A of h, Beguiristain Iceta as the referee, and a kick off at 1993-04-18 17:00?
CREATE TABLE table_name_50 (
    opponents VARCHAR,
    kick_off VARCHAR,
    h___a VARCHAR,
    referee VARCHAR
)
SELECT opponents FROM table_name_50 WHERE h___a = "h" AND referee = "beguiristain iceta" AND kick_off = "1993-04-18 17:00"
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: Who is the opponent of the match with a H/A of h, Beguiristain Iceta as the referee, and a kick off at 1993-04-18 17:00? ### Input: CREATE TABLE table_name_50 (
    opponents VARCHAR,
    kick_off VARCHAR,
    h___a VARCHAR,
    referee VARCHAR
) ### Response: SELECT opponents FROM table_name_50 WHERE h___a = "h" AND referee = "beguiristain iceta" AND kick_off = "1993-04-18 17:00"