Assertion: burgundy | /r/HasProperty | the extent
Facets:
Source sentences:
text: The issue is frustrating not just because of the significant numbers of underperforming or, indeed, undrinkable bottles but also because we don't know the causes for certain, nor the extent of it-the size of the problem within Burgundy, the extent to which it affects other wine styles and regions, or for how much longer we are likely to be afflicted.