Complex sentence: George P. Gifford was the center of attention in the late 1800s in the Oconomowoc area; he had guests over often and they loved his food and all the recreational activities they did on Oconomowc Lake.
Split into simpler sentences: George P. Gifford was the center of attention in the late 1800s in the Oconomowoc area. He had guests over often and they loved his food and all the recreational activities they did on Oconomowc Lake.