Complex sentence: Rebecca and Arthur were also active members of the Twelfth Baptist Church where Arthur was a trustee, and in mid-December, 1870, their daughter, Lizzie Sinclair Crumpler, was born at their 20 Garden Street home.
Split into simpler sentences: Rebecca and Arthur were also active members of the Twelfth Baptist Church where Arthur was a trustee. In mid-December, 1870, their daughter, Lizzie Sinclair Crumpler, was born at their 20 Garden Street home.