[Description] The seller of the product. Can contain a Person or Organization. [Property] 
seller
p r i c e
c u r r e n c y
p r i c e V a l i d U n t i l
s e l l e r
c o n d i t i o n
a v a i l a b i l i t y
o f f e r U R L
i d e n t i f i e r
i t e m O f f e r e d