Assertion: mausoleum's remain | /r/CapableOf | date within the limits of the modern city
Facets:
value: from the 11th/12th century
type: TEMPORAL
Source sentences:
text: The validity of these theories depends on the identity of the original founders of the city: as recently as 2000, archaeological research has not found remains dating from the 11th/12th century within the limits of the modern city given the difficulty of excavating through metres of sand that have buried the remains over the past centuries.