Assertion: police's duty | /r/HasProperty | extensive
Facets:
value: in the later 19th century
type: TEMPORAL
value: in early decades of the 20th
type: TEMPORAL
Source sentences:
text: Outside of Pennsylvania, the new state police were also established to free up the National Guard from strikebreaking duties, which was extensive in the later 19th century and early decades of the 20th.