Assertion: newton | /r/CapableOf | begin formulating his theories
Facets:
value: on light
type: LOCATION
value: on calculus
type: OTHER
value: on color
type: OTHER
Source sentences:
text: When the Great Plague shuttered Cambridge in 1665, Newton returned home and began formulating his theories on calculus, light and color, his farm the setting for the supposed falling apple that inspired his work on gravity.