Assertion: birch's wood | /r/ObjectUse | used for firewood
Facets:
value: often
type: TEMPORAL
Source sentences:
text: The wood is often used for pulpwood and firewood.
text: The wood is used as a firewood.
text: The wood of the gray birch or poplar birch (Betula populifolia), native to the Northern U.S. and the Atlantic seaboard, is often used for firewood.