In what stage did Jaime Vergara won, Team Classification was given to EPM-Une and Mountain Classification winner was Oscar Solis?
CREATE TABLE table_28853064_15 (stage VARCHAR, winner VARCHAR, team_classification VARCHAR, mountains_classification VARCHAR)
SELECT stage FROM table_28853064_15 WHERE team_classification = "EPM-UNE" AND mountains_classification = "Oscar Solis" AND winner = "Jaime Vergara"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_28853064_15 (stage VARCHAR, winner VARCHAR, team_classification VARCHAR, mountains_classification VARCHAR) Question: In what stage did Jaime Vergara won, Team Classification was given to EPM-Une and Mountain Classification winner was Oscar Solis? [/INST] SELECT stage FROM table_28853064_15 WHERE team_classification = "EPM-UNE" AND mountains_classification = "Oscar Solis" AND winner = "Jaime Vergara" </s>