<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.rais obama , na waziri wake wa mambo ya kigeni john kerry wana nia ya kumaliza msiba mkubwa wa kibinadamu katika karne hii ambao umekuwao katika wakati wa uongozi wao.  <response>: president obama ... and secretary of state john kerry are very motivated to end the greatest humanitarian tragedy of this century that has played out during their time in office. 