Input (grade 7): It comprises two horseshoe-shaped islets, Manuae to the west and Te Au O Tu to the east, with a total area of 6.17 kmÂ on either side of a lagoon about 7 km x 4 km.
Output (grade 6): It is made of two horseshoe-shaped islets, Manuae to the west and Te Au O Tu to the east, with a total area of 6.17 kmÂ on either side of a lagoon about 7 km x 4 km.