How much was a Reverse of guitar of agustín pío barrios before 1998?
CREATE TABLE table_name_1 (value VARCHAR, first_issued VARCHAR, reverse VARCHAR)
SELECT value FROM table_name_1 WHERE first_issued < 1998 AND reverse = "guitar of agustín pío barrios"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_1 (value VARCHAR, first_issued VARCHAR, reverse VARCHAR) Question: How much was a Reverse of guitar of agustín pío barrios before 1998? [/INST] SELECT value FROM table_name_1 WHERE first_issued < 1998 AND reverse = "guitar of agustín pío barrios" </s>