Assertion: albinism's skin | /r/CapableOf | take on patchy appearance
Facets:
value: as areas of unpigmented skin
type: OTHER
value: over time
type: TEMPORAL
Source sentences:
text: People with vitiligo are usually born with normal pigmentation in their skin and hair, but over time, as the melanocytes die, their skin takes on a patchy appearance as areas of unpigmented skin appear.