Assertion: pyramid's tunnel | /r/HasProperty | created 820 ad
Facets:
value: purportedly
type: MANNER
Source sentences:
text: Today tourists enter the Great Pyramid via the Robbers' Tunnel, a tunnel purportedly created around 820 AD by Caliph al-Ma'mun's workmen using a battering ram.
text: Today tourists enter the Great Pyramid via the Robbers' Tunnel, a tunnel purportedly created around 820 AD by Caliph al-Ma'mun's workmen using a battering ram.