Original sentence: Agios Efstratios or Saint Eustratius () is a small Greek island in the northern Aegean Sea about 30 km southwest of Lemnos and 80 km northwest of Lesbos
Edited sentence: Agios Efstratios or Saint Eustratius (, )) is a small Greek island in the northern Aegean Sea about 30 km southwest of Lemnos and 80 km northwest of Lesbos