Here’s a randomly generated cipher of unknown type. Two of my ID tests put the correct type in second place, but the third ID test didn’t mention the correct type. A more specific test put the correct type on top. Two of my solvers got it without a crib, but the third solver needed the crib.
UTKFT LBEVS YYVZY NWZAE PUYUE EWCET XVERR OUSTL OMXVO QROVW CUUFY
UBWHS TCBCS ECXVW DEMAM ZGLDE HOKTW UPWUF VSHOE RUSXU ZI
caesar-shifted crib: HFXJBJRZXY