Assertion: experiment | /r/HasProperty | headed by david charlton
Facets:
value: from 2013
type: TEMPORAL
value: between 2009
type: TEMPORAL
Source sentences:
text: The project was led for the first 15 years by Peter Jenni, between 2009 and 2013 was headed by Fabiola Gianotti and from 2013 to 2017 by David Charlton.