<prompt> Translate the following text to SwahiliHerbert Gutmans The Black Family in Slavery and Freedom 1750-1925 1976 showed that slave families, while often broken up when members were sold or assigned to different plantations, were remarkably monogamous and stable.  <response>: Herbert Gutman, mwandishi wa The Black Family in Slavery and Freedom 1750-1925, alionyesha kwamba familia za watumwa, ingawa mara nyingi zilivunjika wakati wanachama waliuzwa au kupewa mashamba tofauti, zilikuwa na ndoa moja na imara. 