Assertion: grassland's grass | /r/ObjectUse | used for pinole
Facets:
Source sentences:
text: Native Americans periodically set fires to encourage the growth of some of their most vital foods, including the seeds of grasses and wildflowers used for pinole, a mixture of ground seeds that was a staple of the Native American diet.
text: The tall blue wildrye is undoubtedly the bunchgrass the first Spanish explorers saw growing as high as the flanks of horses; it was probably one of the primary native grasses used for pinole.