YES a__fromXconsmarkXfromsXa__after0XSmarkXSa__aftersNconsXXSa__aftermarkNmarkXSmarkfromXa__frommarkXmarkafterX1X2a__aftermarkX1markX2markconsX1X2consmarkX1X2marksXsmarkXmark00a__fromXfromXa__afterX1X2afterX1X22.1a__fromXmarkXa__after0XSmarkXSa__aftersNconsXXSa__aftermarkNmarkXSa__aftersNconsXXSmarkNa__aftersNconsXXSmarkXSmarkfromXa__frommarkXmarkfromXmarkXmarkafterX1X2a__aftermarkX1markX2markafterX1X2markX1markafterX1X2markX2markconsX1X2markX1marksXmarkXtrue11a__from1001mark1001a__after21102000s101cons210102mark101from1101after21102a__from1101a__after21102a__fromXmarkXa__after0XSmarkXSa__aftersNconsXXSa__aftermarkNmarkXSa__aftersNconsXXSmarkXSmarkfromXa__frommarkXmarkfromXmarkXmarkafterX1X2a__aftermarkX1markX2markafterX1X2markX1markafterX1X2markX2markconsX1X2markX1marksXmarkX11a__from101mark101a__after2102000s101cons20102mark101from101after21102a__from101a__after21102a__fromXmarkXa__after0XSmarkXSa__aftersNconsXXSa__aftermarkNmarkXSa__aftersNconsXXSmarkXSmarkfromXa__frommarkXmarkfromXmarkXmarkafterX1X2a__aftermarkX1markX2markafterX1X2markX2markconsX1X2markX1marksXmarkX11a__from1101mark1101a__after210102003s101cons20102mark101from1001after220112a__from1001a__after220112a__fromXmarkXa__after0XSmarkXSa__aftersNconsXXSa__aftermarkNmarkXSa__aftersNconsXXSmarkXSmarkfromXa__frommarkXmarkfromXmarkXmarkafterX1X2a__aftermarkX1markX2markconsX1X2markX1marksXmarkX11a__from1101mark1101a__after21112000s1001cons210102mark1001from1111after21112a__from1111a__after21112a__fromXmarkXa__after0XSmarkXSa__aftersNconsXXSa__aftermarkNmarkXSmarkfromXa__frommarkXmarkfromXmarkXmarkafterX1X2a__aftermarkX1markX2markconsX1X2markX1marksXmarkX11a__from1001mark1001a__after21112000s101cons20102mark1001from101after21112a__from1001a__after21112a__fromXmarkXa__aftersNconsXXSa__aftermarkNmarkXSmarkfromXa__frommarkXmarkfromXmarkXmarkafterX1X2a__aftermarkX1markX2markconsX1X2markX1marksXmarkXmarkfromXa__frommarkXa__fromXmarkXmarkfromXmarkXmarkconsX1X2markX1marksXmarkXtrue11mark1201from1331a__from1231mark1001cons20102s101a__from1331after20102a__after200102000markfromXa__frommarkXa__fromXmarkXmarkconsX1X2markX1marksXmarkX11mark101from1011a__from101mark101cons20102s101a__from1011after20102a__after20102002a__fromXmarkXmarkconsX1X2markX1marksXmarkXa__fromXmarkXfalsemarksXmarkXmarkconsX1X2markX1truemarksXmarkX1true1markconsX1X2markX11true1markafterX1X2a__aftermarkX1markX2falsea__aftersNconsXXSa__aftermarkNmarkXStrue1a__after22212mark11from1-2a__from1-2after222a__after222000s1221cons222AProVEAProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Statistics for single proof: 100.00 % (15 real / 0 unknown / 0 assumptions / 15 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe