Complex sentence: Painted in oil on a 13 x 9 1/2 inch board, the red canna lily framed by green and dark yellow background colors at the top and right of the painting and dark blue at the bottom and left.
Split into simpler sentences: Painted in oil on a 13 x 9 1/2 inch board, the painting is of a red canna lily. The background colors are green at dark yellow at the top and right and dark blue at the bottom and left.