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_21346767_3 ( age INTEGER, geographical_regions VARCHAR, hometown VARCHAR )

### Question ###
Name the least age for cibao central and santo domingo

### Accurate SQL ###

SELECT MIN(age) FROM table_21346767_3 WHERE geographical_regions = "Cibao Central" AND hometown = "Santo Domingo"