Complex sentence: In 354, I "Maximiana" was in Thrace, in the neighborhood of Adrianople (modern Edirne), and thus it is very probable it fought in the Battle of Adrianople, in 378, when emperor Valens was defeated by Goths.
Split into simpler sentences: In 354, I "Maximiana" was in Thrace, in the neighborhood of Adrianople (modern Edirne). Thus it is likely that it fought in the Battle of Adrianople, in 378, when emperor Valens was defeated by Goths.