What is the region containing the Constitutional Province of Callao?
CREATE TABLE table_1672804_2 (region VARCHAR, province VARCHAR)
SELECT region FROM table_1672804_2 WHERE province = "Constitutional province of Callao"
### Context: CREATE TABLE table_1672804_2 (region VARCHAR, province VARCHAR) ### Question: What is the region containing the Constitutional Province of Callao? ### Answer: SELECT region FROM table_1672804_2 WHERE province = "Constitutional province of Callao"