When I saw this picture (above) on Twitter...
I couldn't help thinking of THIS postage stamp.
Not that any of the Labour leadership contenders are communists. They're not even socialists. All of them could fit (at a squeeze) into the left wing of the Conservative party alongside Ken Clarke and Lord Heseltine.
To misquote Edward Gibbon, the current Labour leadership contenders represent the ghost of socialism sitting enthroned on the grave thereof.