Complex sentence: The artist seems to have no real understanding of the portrayal of the human body, and is incapable of handling a contorted pose, such as is seen on, where a reclining figure is portrayed in an utterly unconvincing manner.
Split into simpler sentences: The artist seems to have no real understanding of the portrayal of the human body. And is incapable of to handle a contorted pose, such as is seen on, where a reclining figure is portrayed in an utterly unconvincing manner.