Assertion: natural selection's theory | /r/HasProperty | conceived by alfred russel wallace
Facets:
value: in the mid-19th century
type: TEMPORAL
value: independently
type: MANNER
Source sentences:
text: The scientific theory of evolution by natural selection was conceived independently by Charles Darwin and Alfred Russel Wallace in the mid-19th century and was set out in detail in Darwin's book On the Origin of Species.