Assertion: modern historian | /r/UsedFor | refer to this period
Facets:
value: as the first industrial revolution
type: TEMPORAL
value: often
type: TEMPORAL
value: to set it
type: PURPOSE
Source sentences:
text: Modern historians often refer to this period as the First Industrial Revolution, to set it apart from a second period of industrialization that took place from the late 19th to early 20th centuries and saw rapid advances in the steel, electric and automobile industries.