Assertion: observation | /r/HasProperty | experimental result
Facets:
value: usually
type: DEGREE
Source sentences:
text: Whether the observation is an experimental result, radiation measurements taken from an orbiting satellite, an infrared recording of a volcanic eruption, or just noticing that a certain bird species always thumps the ground with its foot while foraging  they're all data.
text: Usually, observation is the results of the experiment.