Complex sentence: Dresses typical of the time period had high necks, wasp waists, puffed sleeves and bell-shaped skirts.Evening gowns had a squared decolletage, a wasp-waist cut and skirts with long trains.
Split into simpler sentences: Dresses typical of the time period had high necks, wasp waists, puffed sleeves and bell-shaped skirts. Evening dresses had a squared decolletage, a wasp-waist cut and skirts with long trains.