Assertion: pendulum clock | /r/CapableOf | enter digital age
Facets:
value: late in the twentieth century
type: TEMPORAL
Source sentences:
text: Late in the twentieth century, the cuckoo clock entered the digital age when manufacturers began equipping some models with quartz clocks that play twelve different tunes, one for each hour, and an automatic shutoff to silence the bird for a programmable number of hours during the night.