Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Benedictine Convent of St John at Müstair' has mentioned 'Early Middle Ages' in the following places:
Occurrence Sentence Text Source
In the early Middle Ages the constant conflicts between the Frankish Kingdoms hindered the artistic progress previously enjoyed by the Romans when their empire was at its height.
The original single nave church with five apses has several significant Early Middle Ages frescoes from around 800.