Primarily in the case of contrastive contexts, nominal signs that are not body-anchored can be marked spatially. Since the sign can be articulated at different spatial locations associated with different possessors, it can incorporate different person values. In these cases, the articulation of the possessor can be omitted:
book2 easy, book1 difficult.
‘Your book is easy, but mine is difficult.’
(based on Quer & GRIN, 2008: 45)