Assertion: personal computer | /r/HasAspect | their glorious spring
Facets:
value: their peak in the 1990s
type: TEMPORAL
value: in the 1970s
type: TEMPORAL
Source sentences:
text: PCs had their glorious spring in the 1970s, their youth in the 1980s, their peak in the 1990s, and had turned into very productive and rather sober adults by the beginning of the twenty-first century.