Assertion: tractor's design | /r/HasProperty | remained unchanged
Facets:
value: for a number of years
type: TEMPORAL
Source sentences:
text: This basic design has remained unchanged for a number of years, but enclosed cabs are fitted on almost all modern models, for reasons of operator safety and comfort.
text: This basic design has remained unchanged for a number of years, but enclosed cabs are fitted on almost all modern models, for reasons of operator safety and comfort.