<qa>  What is the name of the treatment that patients have been previously treated for metastatic mela- Patients who have been previously treated for metastatic melanoma may be included e.g., prior treatment with Rapidly Accelerated Fibrosarcoma BRAF inhibitors andor ipilimumab will be allowed, provided that they have had a three week washout prior to signing consent and have not been treated with a Programmed Death-1 PD-1 blocking antibody. 