Assertion: cleaver's blade | /r/HasProperty | concave
Facets:
Source sentences:
text: Some billhooks (for example the Kent pattern) have a single-bevelled blade, available in both right- and left-handed versions, others (such as the Machynlleth pattern) have dished blades (concave one side and convex the other), or a pronounced thickened nose (such as the Monmouth pattern).