Input (grade 10): The city lies in the southeast of the country, between the Atlantic Ocean and Lake Nokoué, located at 6 22 'North, 2 26' East (6.36667, 2.4333).
Output (grade 8): During the reign of Glele (1858-89), who ruled after Ghezo, the area was given to France by a treaty signed on May 19, 1868.