The painting depicted 3 black men totally naked, sitting on a park bench.
Two of the figures had black willies, but the one in the middle had a pink willy.
The curator of the gallery realised that they were having trouble interpreting the painting and offered his personal assessment.
He went on for over half an hour explaining how it depicted the sexual emasculation of African Americans in a predominately white, patriarchal society.
"In fact", he pointed out, "some serious critics believe that the pink willy also reflects the cultural and sociological oppression experienced by gay men in contemporary society"
After the curator left, a Welshman approached the couple and said, "Would you like to know what the painting is really about?"
''Why would you claim to be more of an expert than the curator of the gallery?" asked the couple.
"Because I'm the bloke who painted the picture. " he replied.
"In fact, there are no African Americans depicted at all. They're just three Welsh coal miners and