fn__an__bXfXXXcacban__abn__bactivaten__aaactivaten__bbactivateXX2.1fccc2cbfcbc2bn__bfcn__bc1cafan__bc1an__afn__an__bcfn__an__bXfXXXfcccAProVEunknownStatistics for single proof: 100,00 % (1 real / 0 unknown / 0 assumptions / 1 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe