unite nations/geneva unite nations propose syria war party timeline elections guidance constitutional reform bid revive stall peace talk mediator staffan de mistura tell u.n. security council tuesday council launch peace process two years ago instructions negotiate new governance syria u.n.-supervised elections constitutional reform eighth round end last week dialogue two side u.n. could make recommendations timeline broke elections syrians include refugees internally displace people process would see legitimate ordinary syrians de mistura say could also help guide constitutional reform help establish constitutional commission national dialogue body syrian people solely responsible write approve new constitution time come u.n. provide specific elaborations ... therefore stimulate wide conversation say u.n. provide electoral assistance majority u.n. member state ... experience proposition advance good faith u.n. order promote fresh think quarter say say reform process would need back party geneva talk suggest already sign overarch principles plan set ideas early 2018 ninth round talk pencil hide disappointment de mistura say fail eighth round say representatives president bashar al-assad also introduce new condition insist could political movement sovereignty restore terrorism defeat syrian territory suggest reform would put aside long period worry say de mistura 47-year u.n. veteran know optimism reliance creative ideas resolve crises may appear intractable fresh think u.n. mandate could implement even context realpolitik 2018 say u.n. make proposals kickstart syrian reform process