Challenge 4
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If you have jumped straight in to Challenge B and have found yourself hopelessly stuck there is probably a good reason for that. Harry tells you what cipher you should be looking for in Challenge A, so it might be worth trying that first! If you still feel brave and prefer to try Challenge B without Harry’s help then you have probably started by carrying out frequency analysis. That was an excellent first step, but has probably not helped! This is not an accident. Take a look at our Beginners’ Guide to Codebreaking to see if there is anything there that can help you out.
Part A: A NARROW ESCAPE
BRT,
W VLKR URRC MDGYWCT IVGDJTV IVR ZWHI DS HJHEWNWDJH WCNWARCIH LSSRNIWCT LEDZZD RZRKRC LCA WI WH ZDCTRG IVLC PDJ BWTVI IVWCY. IVR EGR-ZLJCNV, HILTR IVGRR IVGJHIRG KLZKR EGDUZRB WH L ZWIIZR HJHEWNWDJH TWKRC LZZ IVR NVRNYH IVLI IDDY EZLNR URSDGR IVLI, UJI DC IVR DIVRG VLCA IRZRBRIGP TJLGLCIRRA IVLI WI MDJZA UR ARIRNIRA LCA IVR IRNVCWNWLCH HVDMRA IVLI WI MLH RLHP ID UPELHH. WS IVLI MLH L HLUDILTR LIIRBEI IVRC WI MLHC'I KRGP MRZZ ARHWTCRA, HD W ADC'I IVWCY WI NDJZA VLKR URRC LC RCTWCRRG IVLI HRI WI JE. DC IVR DIVRG VLCA, CD-DCR RZHR MDJZA VLKR VLA IWBR LZDCR MWIV IVR NDBEDCRCI. DC IVR DIVRG VLCA, HDBRDCR SGDB SWAD'H IRLB HRCI BR L BRHHLTR ID IRZZ BR LUDJI L KRGP CRLG BWHH IVLI HDJCAH ZWYR WI NDJZA VLKR URRC L HRGWDJH LIIRBEI ID ARHIGDP IVR NDBBLCA BDAJZR DC GR-RCIGP.
LH LEDZZD OW LEEGDLNVRA IVR GR-RCIGP EDWCI IVRP XRIIWHDCRA IVR HRGKWNR BDAJZR ID GR-DGWRCI IVR NDBBLCA BDAJZR HD IVLI IVR VRLIHVWRZA MLH EDWCIWCT WCID IVR LIBDHEVRGR. HWCNR IVRP MRGR DC EGRIIP BJNV L ULZZWHIWN DGUWI IVR HB MDJZA VLKR HILPRA NZDHR ID IVR NB, LCA MWIVDJI L VRLIHVWRZA DS WIH DMC WI MDJZA UGRLY JE WCID ZLGTR EWRNRH IVLI EDHRA L HWTCWSWNLCI ALCTRG ID IVR NB LCA WIH NGRM. ID LKDWA IVLI IVR HB MLH HJEEDHRA ID NLGGP DJI L HRFJRCNR DS HVDGI UJGCH ID BDKR WIH IGLXRNIDGP LMLP SGDB IVR NDBBLCA BDAJZR, HYWEEWCT WI DSS IVR LIBDHEVRGR HD IVLI IVR NB NDJZA GR-RCIRG SGRR SGDB IVR ARUGWH SWRZA. JCSDGIJCLIRZP, IVLI ADRHC'I HRRB ID VLKR VLEERCRA. LZAGWC GREDGIRA IVLI IVR NB SZRM ELHI IVR HB MVWNV MLH SZPWCT LI LC LIILNY LCTZR MRZZ URPDCA DERGLIWDCLZ ELGLBRIRGH, LCA L NDBBRGNWLZ EWZDI, SGLCY UGDMC, GREDGIRA HRRWCT IVR IMD HELNRNGLSI IGLNYWCT NZDHRZP LH IVRP UJGCRA IVGDJTV IVR LIBDHEVRGR. L HWCTZR NDZZWHWDC MWIV DCR DS IVR MVWIR-VDI SGLTBRCIH NDJZA VLKR ULAZP ALBLTRA IVR GR-RCIGP NLEHJZR, LCA RKRC WS IVR LHIGDCLJIH VLA HJGKWKRA IVR NDZZWHWDC IVRC IVR DAAH LGR IVLI IVR ELGLNVJIR HPHIRB MDJZA VLKR IGWTTRGRA RLGZP DG URRC SLILZZP ALBLTRA UP IVR UZLHI. CLHL RCTWCRRGH LGR MDGYWCT SLHI ID NDGGRNI IVR EGDUZRB SDG LEDZZD OWWW LCA IVRP VLKR BWIWTLIWDCH WC EZLNR SDG OWW'H GR-RCIGP, UJI IVR KWRM DS IVR ROERGIH WH IVLI IVRP ADATRA L UJZZRI MWIV IVWH. IVR SZWTVI DSSWNRG MVD GREDGIRA WI ID BR EDWCIRA DJI IVLI WS IVR HDKWRIH MLCIRA ID HLUDILTR IVR BWHHWDC IVWH BWTVI VLKR URRC L TDDA URI: WI MLH L CLHIP LNNWARCI IVLI MLH VLGA ID SDGRHRR, LCA WI MWZZ UR KRGP AWSSWNJZI ID HVDM IVLI HDBRDCR ARZWURGLIRZP BWHNLZNJZLIRA IVR UJGC IWBRH HWCNR WI MLH IVR WCIRGLNIWDC DS IVR IVGJHIRGH LCA HILUWZWHRGH IVLI NLJHRA IVR EGDUZRB. W IVWCY VR WH DCR DS L TGDMWCT CJBURG DS CLHL RBEZDPRRH MVD VLKR URTJC ID URZWRKR IVLI IVR JHHG VLH ARRE NDKRG LTRCIH MDGYWCT ID ARHILUWZWHR IVR EGDTGLBBR. BP MDGGP WH IVLI RKRC WS VR WH MGDCT, IVR ZLNY DS IGJHI IVLI WH TGDMWCT MWIVWC IVR DGTLCWHLIWDC MWZZ ARHILUWZWHR WI DC WIH DMC. W LB GRLZZP VDEWCT VR WH BWHILYRC. IVR HJNNRHH DS LEDZZD OW HRRBH ID VLKR UDJTVI L ZDI DS WCIRGCLIWDCLZ TDDAMWZZ LCA W IVWCY WI NDJZA UR IVR HILGI DS HDBRIVWCT BDGR EDHWIWKR. IVR HDKWRI NDDERGLIWDC MWIV IVR ZLCAWCT TLKR BR VDER IVLI MR NDJZA SWCA BDGR NDBBDC TGDJCA LCA HILGI ID IVLM RLHI-MRHI GRZLIWDCH, UJI IVWH NDJZA GRLZZP IVGRLIRC IVLI.
WC IVR BRLC-IWBR MR VLA URIIRG HIRE JE HRNJGWIP. W IVWCY MR HVDJZA JHR L HWBEZR KWTRCRGR NWEVRG MWIV ERGWDA IMD SDG DJG CROI BRHHLTR. W VLKR RCNGPEIRA IVR LIILNVRA GR-RCIGP GREDGI JHWCT L NDZJBCLG IGLCHEDHWIWDC NWEVRG
Part B: SEPARATION ANXIETY
OOHSE ERRWC OITUE IEHPI ELTIN FUTVE OGNRT WDENI IETIG COATO TIETR CLTLR SESEB HCEOT EOTDO NHNET TECNS NCVTA ITTUE EUITL AUOTR YDHTL HNURC RITIO AFCMA DVSES ATIJS TTHNB DOANT TEEEA ETHAH ILRGE IEEGY NDFTO FREOS KNAHS RLELS TDOOD AFLII IAARN HELBY EEHLH LGHSC THTBO IUNPT ELTRL TESMS IGPTD AEECR AEUDC OLONS EGOFA CVALM TBLJN BOHIO AIRNH TMPES RAFAB ARDGM OEXTE SRIGH LSEDE RPNGR TEIDE BOIOW RSOIL TASRN JRHMT FOTTG NSLHC DSHIT RTESL IHNCI WNOPR YEATL SIETE UOYAE EOTGQ FNTLS MNEFN RABLW CMUEY HIREE IDEDU TTNNT AOSSN LRNLA RBAHN HOERN HDTLO EMDLN NQFIH EECIR FAUAR MAPAO EREME EHSSG SPVRY EDETI IRTEO LYESH SIWCK HNTCO MHSFI OICEL EICOA DWLOU TCBHE ORRAT CPELR EORPH AFAOE TSNFI TRSIE TYNMI AENTH ILAOV TMHHU LICAP EIRPE LHEOT FAFDO LRSHH YHARE QEHDF PIYTH OISTS OJRMT RUNEB HUHIR LENTL OEILS TICEA YTUNN ITNNE AOTNE IGNEI SIRLM PAHHS ETDCR HNHAR THMWN FRFCS IDIEO IDIEE AVOER OELSE DDHRT TTTSE EHNNS IRIDP NOIIE PUORU EHDET TEOIG UTUYT OODIE EODCH REHHS EAOFM LEHWV SRTRH TSENA NIPTV SRISH OEDRE LTMTD TOUID EYERA TSERR LNHEG MAEEL SETSA IDTLT ETDOI HLFPR GAECE OPLHN TAOIE AEMVN PHOSP TIAPL NGSIE RTCOE HOPHL TUDLF EKDSC EGEIF ARTTL TRUTE PTENA IRCAI TEAUH EFSEA BIDAT TTMUU MIIOT VLPPG YCRTO EOCSA OVRRP AIEIA LAAQN EVFNO TRTNR IMFVA GINFR FRMMB NEUUA UTACN DATIL MURCR DCOTA LGNSA OYRNL HLMET BRDTL RIMFT NTGNT TUTEO EYOHI BWCAE DHEEE CNTEU AYIRT ONNCI ITECL TEHET PTRPU EHMHL NROEY ANSEV RDCAL STTUB EUSCT PESGO NEHMN COEIE DLSHW UCLNT AIEEI ASITI EUTSG OAFCE ESEAE ULHVH EFEHH AARON IOFAE ORSAO EIIAU NAIST LOTHU ITAOT TNUNO PNRSE NEIHO NJIPY GTPLB EHOEO EOSST NHXHT CEETR BAIIL ATYTI DTNMB EUEYF XBPSF LSEER OEIIE ASEHY EIOEI LADAO FSESE TSFRO NRNRN TEVUO OEYOI SIHMU NEAEC SUEOT LEJAE ENELE BEGDE NDOGS OEKMH RDATR TEYHN EDEHN ROVQR RWOMR OAACL OHACN HPGIM GUEBS TITCI TCRLN TIHIP EUMUS ASOEK AAIEM LTNCO DSAER NHHNL EURGO AUIRT HGVWB SEARH HOCNL IOSRT OFMHH ETETT SLTCE OTCOD LIMNE AEHTV YWBSI SSSEH HAPLS MIRHE AFASE OTIRI RTTLE AYHTU DREDT TFSIB NOITA TSSEO DHEPA XLAPF RCVSN IRAED HROOS MOYPG RMECH WSSEA HTRHC CRRFL EPNME VEENE SAWEE EUESS RDTTH RDOIS TMDIE HRNLB UVOOH XEDWE SODAR NNVOE INOWV ASTTI OLOAD LTALN HTEUN EETOT POTSD MRRLT PIETS OWCND HAANX FIRNS EHUAR TTNTR CMNHA WVICT HGCBC IAIUT DVOIT SAUKA ENCEH DUAPA EEOOF MITCR IILTS ERSLI ATCIH RDOCE GALTS CINDL AORPT DDHTT OEGES OFGIC OIIOV FGMET RISIS YIDTA RLERR GISEU ULCME ETNIT LAETU SBTIT JMTYO FNSAT EEIEA ONHST TELAO TFTNY EHWTO SASOC ITTAE AOLPL EOCHL TRICS PNHGU BTOIE ODITT IVRII OORRP EOOMQ NBRTS HUSTO RRTEI AECLT IOTAT EFNRT AEHDN RMUAT TUBDI RDTFE RSTRO EIITS HEDOT REIMT MHEOO HUEID GTHBM AUCTE IOTHE ALOAP AEIES MSLAD ENKFT POICP IHREA FCOMH LRLIE FFAYN DURSD AYDLD OAHGP ERIRN RSGAI SANFD OOEUL EGICR RNIOL IILFR ARREN IAMAE SETNG UNAIO ORTOI RSTSF UEOBH ARSRI EDANN DDCHL IST