Assertion: telescope's mirror | /r/HasProperty | cast
Facets:
value: a few years later
type: TEMPORAL
value: successfully
type: MANNER
value: as of november
type: TEMPORAL
Source sentences:
text: As of November 2017 , five mirrors had been cast and the construction of the summit facility has begun.
text: After the mold was re-engineered, a second mirror was successfully cast.
text: A second mirror with twice the thickness of the original was cast a few years later, and this was used rather than the original.