Complex sentence: Brookwood Cemetery, also known as the London Necropolis, is located nearby but operated seperately; it was established by the London Necropolis Company in 1849 to house London's deceased.
Split into simpler sentences: Brookwood Cemetery, also known as the London Necropolis, is located nearby but operated seperately. Brookwood was established by the London Necropolis Company in 1849 to house London's deceased.