Assertion: guinea fowl's egg | /r/HasProperty | incubated for 28 days
Facets:
value: until the fertile guinea eggs hatch
type: TEMPORAL
Source sentences:
text: When breeding, helmeted guinea fowl lay half- to a full dozen eggs which are incubated for 28 days until the fertile guinea eggs hatch.
text: When breeding, helmeted guinea fowl lay half- to a full dozen eggs which are incubated for 28 days until the fertile guinea eggs hatch.