How many rounds is the fight against Michael Chavez?
CREATE TABLE table_name_46 (round INTEGER, opponent VARCHAR)
SELECT AVG(round) FROM table_name_46 WHERE opponent = "michael chavez"
### Context: CREATE TABLE table_name_46 (round INTEGER, opponent VARCHAR) ### Question: How many rounds is the fight against Michael Chavez? ### Answer: SELECT AVG(round) FROM table_name_46 WHERE opponent = "michael chavez"