It is not replaceable with an uncopyrighted or freely copyrighted image of comparable educational value.
Licensing
This image represents a two-dimensional work of art, such as a drawing, painting, print, or similar creation. The copyright for this image is likely owned by either the artist who created it, the individual who commissioned the work, or their legal heirs. It is believed that the use of low-resolution images of artworks:
for purposes of critical commentary on:
the specific work in question,
the artistic genre or technique employed in the artwork, or
the artistic school or tradition to which the artist is associated,
as applied within the English-language Wikipedia, hosted on servers located in the United States by the non-profit Wikimedia Foundation,