Assertion: buckwheat's seed | /r/HasAspect | hull
Facets:
Source sentences:
text: Buckwheat grain or seeds have a hull, somewhat similar to a sunflower seed hull, that is normally removed before the seeds are used in foods.
text: But I theorize the seeds have two "hulls", one inner one which is light to cacao brown and can be chewed with good teeth when raw (gets softer on cooking), one outer which is dark brown to black and extremly hard even on milling machines.