"So... ehm... it’s complicated actually and quite... devasting," she said and she could see him furrowing his brows, making her quickly continue. "In order to defeat You Know Who, we have to destroy a few objects first that are called Horcruxes, or better explained; parts of his soul. He has split his soul into six pieces. And we still need to destroy four of them. Dumbledore destroyed one ring before he and Harry tried to find the others. And then he died. They only found one in addition and - well, that’s actually not true. The locket, the supposed Horcrux, had a note inside which said that it is not the real Horcrux but a replica. It was signed with R.A.B. and we have no idea what that means."