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_21 ( winning_team VARCHAR, most_laps_led VARCHAR )

### Question ###
What is Winning Team, when Most Laps Led is Alex Tagliani?

### Accurate SQL ###

SELECT winning_team FROM table_name_21 WHERE most_laps_led = "alex tagliani"