A person was killed Saturday in a three-vehicle crash that sent one car careening into an historic Long Beach cemetery. The crash occurred around 4:30 a.m. Saturdy at Orange Avenue and Willow Street, according to Signal Hill police Sgt. J. Poor. The city is surrounded by Long Beach. A black car wound up in the Long Beach Municipal Cemetery, established around the year 1900. A person inside the car was pronounced dead at the scene. The Los Angele…