Assertion: giant petrel | /r/HasAspect | difficulty
Facets:
value: like the albatrosses
type: OTHER
value: sometimes
type: TEMPORAL
Source sentences:
text: Like the albatrosses that they resemble, giant petrels can sometimes have difficulty in taking off from a non-sloping surface if there is little or no wind (fortunately though, Antarctica is the windiest continent, so this last situation is rare).