Complex sentence: Louisiana has a humid subtropical climate (Köppen climate classification "Cfa"), perhaps the most "classic" example of a humid subtropical climate of all the Southcentral states, with long, hot, humid summers and short, mild winters.
Split into simpler sentences: Louisiana has a humid subtropical climate (Köppen climate classification "Cfa"), perhaps the most "classic" example of a humid subtropical climate of all the Southcentral states. It has long, hot, humid summers and short, mild winters.