My second set of variations on a traditional artwork, as discussed here:  http://studioartist.ning.com/forum/topics/using-sa-to-produce-sets-of-variations-on-traditional-artworks  is centered round Matisse’s 1905 portrait of his wife, known as the Green Line because of that prominent feature.  I’ll upload the original plus 14 variations in 3 groups of 4 each plus one group of 3: