Assertion: archaeologist's site | /r/HasProperty | discovered
Facets:
Source sentences:
text: A site that has been discovered has typically been subjected to disturbance of the very factors that caused its survival in the first place, for example, when a covering of sediment has been removed by storms or the action of man.
text: On the contrary, it involves detailed exploration from an altitude, so that newer sites can be discovered, and the sites which already exist can be recorded from a different perspective.