YES cccax1ddx1dbx1ccx1bcx1bacx1cx1aax1dx1bcx12.1acccx1ddx1bdx1ccx1cbx1cabx1cx1aax1dx1cbx11a111c1112d1113b1111acccx1ddx1bdx1ccx1cbx1cabx1dx1cbx1acccx1ddx1acccx1dx1bdx1ccx1bdx1cx1cbx1cabx1cbx1abx1dx1cbx1dx1bx1truedx1cbx1cbx1abx1acccx1ddx1dx1bx1bdx1cx1acccx1dx1true1a111c1211d1311b1111d1311c1211a1211b1111dx1cbx1cbx1abx1acccx1ddx1bdx1ccx1cbx1cabx1dx1cbx1dx1cbx1falsecbx1abx1falsebdx1ccx1falsecbx1cabx1falseAProVEAProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Statistics for single proof: 100.00 % (6 real / 0 unknown / 0 assumptions / 6 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe