Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_89 (winner VARCHAR, stage VARCHAR, points_classification VARCHAR, intergiro_classification VARCHAR)

### Question ###
Name the winner for adriano baffi and integiro classification of ján svorada for stage of 13

### Accurate SQL ###

SELECT winner FROM table_name_89 WHERE points_classification = "adriano baffi" AND intergiro_classification = "ján svorada" AND stage = "13"