fromXconsXn__fromsXfirst0ZnilfirstsXconsYZconsYn__firstXactivateZsel0consXZXselsXconsYZselXactivateZfromXn__fromXfirstX1X2n__firstX1X2activaten__fromXfromXactivaten__firstX1X2firstX1X2activateXX2.1from14cons20s12first24005nil03n__first21activate14sel26from11cons212n__from11s11first22100nil0n__first212activate11sel212activaten__fromXfromX1activate121n__from101from112AProVEAProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Statistics for single proof: 100.00 % (3 real / 0 unknown / 0 assumptions / 3 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe