Assertion: radio telescope's surface | /r/CapableOf | become warped
Facets:
value: from maintenance crews
type: OTHER
value: from snow
type: CAUSE
value: in 1970
type: TEMPORAL
value: from its own weight
type: CAUSE
Source sentences:
text: In 1970, the 300-foot’s surface had become so warped from maintenance crews, snow, and its own weight that a new finer-meshed aluminum surface was installed.