Complex sentence: Munro-Hay also suggests that Sembrouthes may have been the ruler who erected the anonymous "Monumentum Adulitanum", an inscription at Adulis that Cosmas Indicopleustes made a copy of for king Kaleb of Axum.
Split into simpler sentences: Munro-Hay also suggests that Sembrouthes may have been the ruler who erected the anonymous "Monumentum Adulitanum". The latter is an inscription at Adulis that Cosmas Indicopleustes made a copy of for king Kaleb of Axum.