Painting of a black couple inter-twined with chains, who's the painter?

Black and white photo. The woman has braids and the man is bald. The coupld is sitting. You can see the mans back and the woman' face.Painting of a black couple inter-twined with chains, who's the painter?http://www.ask.com/web?qsrc=167%26amp;o=0%26amp;l=di鈥?/a>

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