[Notes] An RDF property that links a described resource to a POWDER document. For use with RDFa and other rich formats. [Type] RDF Data Property [Introduced] Section 4.1.3 [Term] 
describedby
i s s u e d b y
m a t c h e s r e g e x
n o t k n o w n t o
P r o c e s s o r
d e s c r i b e d b y
D o c u m e n t
a u t h e n t i c a t e