Assertion: clock | /r/HasProperty | seven-sided construction
Facets:
value: with dials
type: OTHER
Source sentences:
text: Dondi's clock was a seven-sided construction, 1 metre high, with dials showing the time of day, including minutes, the motions of all the known planets, an automatic calendar of fixed and movable feasts, and an eclipse prediction hand rotating once every 18 years.