Complex sentence: Her mummy was discovered in the Deir el-Bahari cache (TT320): the body is one of an old woman, and was embalmed with a new mummification technique which involved the use of fake eyes and the packing of the limbs.
Split into simpler sentences: Her mummy was discovered in the Deir el-Bahari cache (TT320). She had been embalmed with a new mummification technique which involved the use of fake eyes and the packing of the limbs.