Complex sentence: I'Ons produced landscapes of the Eastern Cape that have a charm suggestive of naïve art and reminiscent of Watteau though they are sometimes criticised as gloomy and uninspired.
Split into simpler sentences: I'Ons produced landscapes of the Eastern Cape that have a charm suggestive of naïve art and reminiscent of Watteau. These landscapes are sometimes criticised as gloomy and uninspired.