Assertion: emerald | /r/HasProperty | mined at location
Facets:
value: on mount smaragdus
type: LOCATION
value: in egypt
type: LOCATION
value: since austria
type: LOCATION
value: since india
type: TEMPORAL
value: since 1500 bce
type: TEMPORAL
Source sentences:
text: Emeralds in antiquity were mined in Egypt at locations on Mount Smaragdus since 1500 BCE, and India, and Austria since at least the 14th century CE.