Who was the opponent of Anand in the match with 20 moves that opened with E15 Queen's Indian Defence?
CREATE TABLE table_name_87 (black VARCHAR, opening VARCHAR, white VARCHAR, moves VARCHAR)
SELECT black FROM table_name_87 WHERE white = "anand" AND moves = 20 AND opening = "e15 queen's indian defence"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_87 (black VARCHAR, opening VARCHAR, white VARCHAR, moves VARCHAR) Question: Who was the opponent of Anand in the match with 20 moves that opened with E15 Queen's Indian Defence? [/INST] SELECT black FROM table_name_87 WHERE white = "anand" AND moves = 20 AND opening = "e15 queen's indian defence" </s>