Complex sentence: Though very little contemporary evidence survives, methods of construction, including examples of later buildings, can be compared with methods on the continent and a number of British grubenhaus have been excavated, for example at Mucking.
Split into simpler sentences: Though very little contemporary evidence survives, methods of construction, including examples of later buildings, can be compared with methods on the continent. A number of British grubenhaus have been excavated, for example at Mucking.