Complex sentence: Many new church programs developed over the years which further increased community involvement in the church, such as the Young Adult Choir (organized in 1959) and the Junior Women Missionary Society (organized in 1971).
Split into simpler sentences: Many new church programs developed over the years which further increased community involvement in the church. Such as the Young Adult Choir (organized in 1959) and the Junior Women Missionary Society (organized in 1971).