<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?john garang, mwanzilishi wa spla m alikuwa rais wa kwanza hadi kifo chake tarehe 30 julai 2005.  <response>: john garang, the founder of the splam, was the first president of the autonomous government until his death on july 30, 2005. 