1.No free equivalent exists that would effectively identify the article's subject - no free images have been allocated for this person or his works.
2.The image does not in any way limit the ability of the copyright owners to market or sell their product.
3.The image is only used once and is rendered in low resolution to avoid piracy.
4.The image has been published outside Wikipedia; see source above.
5.The image meets general Wikipedia content requirements and is encyclopedic.
6.The image meets Wikipedia's media-specific policy.
7.The image is used in the article wiki-linked in the section title.
8.No free images have been allocated for the artwork of this person
9.The image is needed to identify one of his works for educational purposes in an encyclopedia entry and significantly improves the quality of the article whilst also noting his style.
10.A replaceable free image for this person is not possible as he is deceased and his artwork not yet in the public domain
Resolution:
The copy is of sufficient resolution for commentary and identification but lower resolution than the original. Copies made from it will be of inferior quality, unsuitable as artwork on pirate versions or other uses that would compete with the commercial purpose of the original artwork.