Assertion: starling | /r/HasProperty | sloped at an angle of about 45°
Facets:
value: in cold climates
type: LOCATION
value: typically
type: TEMPORAL
Source sentences:
text: In cold climates the starling is typically sloped at an angle of about 45° so current pushing against part-submerged ice flow tends to lift the solid ice translating horizontal force of the current to a vertical force shearing the ice allowing the icy flows to pass on either side.