Complex sentence: Within the church is a mosaic, bordering around the porch and chancel, which was the work of female convicts, including Constance Kent, who was serving a life sentence in HM Prison Parkhurst.
Split into simpler sentences: Within the church is a mosaic, bordering around the porch and chancel, which was the work of female convicts. It was laid by Constance Kent, who was serving a life sentence in HM Prison Parkhurst.