Assertion: experiment | /r/HasProperty | performed by albert a. michelson
Facets:
value: between april
type: TEMPORAL
value: between july
type: TEMPORAL
Source sentences:
text: The experiment was performed between April and July 1887 by Albert A. Michelson and Edward W. Morley at what is now Case Western Reserve University in Cleveland, Ohio, and published in November of the same year.