Assertion: collimator's use | /r/CapableOf | shape structure
Facets:
value: to use
type: PURPOSE
value: to modern day operation
type: OTHER
value: in 1965
type: TEMPORAL
Source sentences:
text: The MLC has improved rapidly since its inception and the first use of leaves to shape structures in 1965  to modern day operation and use.
text: The MLC has improved rapidly since its inception and the first use of leaves to shape structures in 1965 to modern day operation and use.