Complex sentence: In the decades that followed, the home fulfilled its promise as an environment designed for family life, and Cecelia's active involvement with the Pittsburgh arts and education communities made the home a well-known site for cultural and social events.
Split into simpler sentences: In the decades that followed, the home fulfilled its promise as an environment designed for family life. Cecelia Frank's active involvement with the Pittsburgh arts and education communities made the home a well-known site for cultural and social events.