Assertion: mantle | /r/HasProperty | developed by dorothy heathcote
Facets:
value: at newcastle university
type: LOCATION
value: in the 1970s
type: TEMPORAL
value: in '80s
type: TEMPORAL
Source sentences:
text: Mantle of the Expert was developed by Dorothy Heathcote at Newcastle University in the 1970s and '80s.