Complex sentence: In recent years Hoffer's subjects included figures and birds as well as landscape and his style have become more painterly "with colour banding on stressed surfaces in compositions that fluctuate between" rest "and" discontent.
Split into simpler sentences: In recent years Hoffer's subjects included figures and birds as well as landscape. Hhis style have become more painterly "with colour splotches or banding within compositions that fluctuate between" rest "and" discontent.