Complex sentence: Convention du Lac is a North American multigenre convention, held annually in Lake Charles, Louisiana, and now operating under the name Bayoucon, by The Southwest Louisiana Science Education Foundation, a non-profit organization.
Split into simpler sentences: Convention du Lac is a North American multigenre convention, held annually in Lake Charles, Louisiana. Now operating under the name Bayoucon, The convention is operated by The Southwest Louisiana Science Education Foundation, a non-profit organization.