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_64 ( round INTEGER, event VARCHAR, record VARCHAR )

### Question ###
What was the lowest round number at the UFC 16 event with a record of 19-1-1?

### Accurate SQL ###

SELECT MIN(round) FROM table_name_64 WHERE event = "ufc 16" AND record = "19-1-1"