YES abx1bax1dcx1dax1ax1bcx1bcx1acx12.1bax1abx1cdx1adx1ax1cbx1cbx1cax121b10010001a10010001c10010201d10220001bax1abx1ax1cbx1cbx1cax121b10010111a10110111c10010001ax1cbx1cbx1cax1AProVEAProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Statistics for single proof: 100.00 % (4 real / 0 unknown / 0 assumptions / 4 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe