110 POKE657,128:POKE56,38:POKE52,38:PRINTCHR$(14):POKE53280,11:POKE53281,0:GOSUB20000:PRINT"[147]";A$:PRINT" [151][212]HIS DISK IS DEFAULTED TO PLAY THE":PRINT"[199]OLDBERG [214]ARIATIONS FROM START TO FINISH":PRINT"[217]OU MAY CHOOSE TO PLAY SHORTER SECTIONS,":PRINT" OR SKIP AROUND FROM SELECTION TO
550 [153]" SELECTION WITHIN THE ENTIRE WORK.":[153]"";A$:[153]" POKE(null)(null)VAL(null)(null)CLOSE(null)(null)ATNLENVAL (null)(null) LEN(null)(null)(null)RIGHT$(null)(null)VALWAIT":[153]"";A$:[146]197,32
1010 SYS10000:S=10924:PRINT"[147]"A$:PRINT" [149][217]OU ARE NOW LISTENING TO THE [193]RIA.":PRINT" [201]TS BASS LINE FORMS THE FOUNDATION FOR":PRINT" ALL THE SUBSEQUENT VARIATIONS.":PRINT"";A$:GOSUB10000:L$="
1110 [158]10000:S[178]10924:[153]"LOAD";A$:[153]" VERIFY(null)HE FIRST (null)ARIATION IS IN TWO PARTS,":[153]" WITH BOTH HANDS FREELY EXCHANGING":[153]"MATERIAL, CONSISTING OF SCALE PASSAGES,":[153]" ARPEGGIOS AND WIDE LEAPS OF MORE":[153]" THAN AN OCTAVE.":[153]"";A$:[141]10000
1200 [158]14916:S[178]15840:[153]"LOAD";A$:[153]" VERIFY(null)ARIATION TWO IS IN THREE PARTS AND":[153]" ALTHOUGH CANONIC IN FORM, IS NOT":[153]" A STRICT CANON.":[153]"";A$:[141]10000:[158]19000:S[178]19924:[153]"LOAD";A$:[153]" VERIFY(null)ARIATION THREE IS THE FIRST CANON.
1320 PRINT" [212]HE VOICES ENTER TWELVE BEATS APART,":PRINT" IN UNISON.":PRINT"";A$:GOSUB10000:SYS23404:S=24328:PRINT"[147]";A$:PRINT" [149][214]ARIATION FOUR IS A LIVELY DANCE":PRINT" PIECE IN FOUR PARTS.":PRINT"";A$:GOSUB10000:SYS27488:S=28412:PRINT"[147]";A$
1510 PRINT" [149][214]ARIATION FIVE CONTAINS CROSSING OF":PRINT" OF HANDS, OVERLAPPING PARTS, AND LEAPS":PRINT" WHICH MAKE IT VERY DIFFICULT TO":PRINT" PERFORM ON THE PIANO.":PRINT"";A$:GOSUB10000:SYS32852:S=33776:PRINT"[147]";A$:PRINT"[149][214]ARIATION SIX IS A CANON AT THE SECOND.
1620 [153]" (null)ARIATION SEVEN IS A GRACEFULLY":[153]" ORNAMENTED (null)ICILIANO DANCE.":[153]"";A$:[141]10000:M$[178]"
2010 SYS10000:S=10924:PRINT"[147]";A$:PRINT" [149][214]ARIATION EIGHT IS ANOTHER EXAMPLE":PRINT" OF CROSSING OF HANDS AND GREAT":PRINT" VIRTUOSITY.":PRINT"";A$:GOSUB10000:SYS15108:S=16032:PRINT"[147]";A$:PRINT" [149][214]ARIATION NINE, THE THIRD CANON IN
2120 [153]" THE SERIES EXHIBITS SOME BEAUTIFUL":[153]" AND UNUSUAL HARMONIES; ON THE WHOLE":[153]" A VERY ORIGINAL PIECE.":[153]"";A$:[141]10000:[158]19128:S[178]20052:[153]"LOAD";A$:[153]" VERIFY(null)ARIATION TEN IS A MINIATURE FUGUE":[153]" OR FUGHETTA, FEATURING SOME VERY
2230 PRINT" CONCENTRATED COUNTERPOINT.":PRINT"";A$:GOSUB10000:SYS24108:S=25032:PRINT"[147]";A$:PRINT" [149][214]ARIATION ELEVEN CONTAINS EXTENDED":PRINT"RUNS OF TRIPLETS, AND SOME LONG TRILLS.":PRINT"";A$:GOSUB10000:SYS29408:S=30332:PRINT"[147]";A$:PRINT" [149][214]ARIATION TWELVE IS A CANON AT THE
2420 [153]" FOURTH IN CONTRARY MOTION.":[153]" (null)ARIATION THIRTEEN IS A BEAUTIFUL":[153]" AIR WITH TWO-PART ACCOMPANIMENT":[153]"";A$:[141]10000:N$[178]"
3010 SYS10000:S=10924:PRINT"[147]";A$:PRINT" [149][214]ARIATION FOURTEEN IS A GLITTERING":PRINT" PIECE SHOWING GREAT VIRTUOSITY.":PRINT"";A$:GOSUB10000:SYS15940:S=16864:PRINT"[147]";A$:PRINT" [149][214]ARIATION FIFTEEN SWITCHES TO [199] MINOR,":PRINT" FOR A VERY SOMBER CANON AT THE FIFTH
3130 [153]" IN CONTRARY MOTION.":[153]"";A$:[141]10000:[158]20856:S[178]21780:[153]"LOAD";A$:[153]" VERIFY(null)ARIATION SIXTEEN IS THE CENTER OF THE":[153]" OF THE WORK, A HEAVILY ORNAMENTED":[153]"ASCRENCH OVERTURE, WITH DOTTED RHYTHMS IN":[153]"THE FIRST HALF AND A FUGAL SECOND HALF.
3250 PRINT"";A$:GOSUB10000:SYS27244:S=28168:PRINT"[147]";A$:PRINT" [149][214]ARIATION SEVENTEEN IS A VERY STRANGE":PRINT"PIECE. [212]HERE'S NOTHING MUCH LIKE IT IN":PRINT" [197]IGHTEENTH [195]ENTURY MUSIC.":PRINT"";A$:GOSUB10000:SYS32928:S=33852:PRINT"[147]";A$:PRINT" [149][145][214]ARIATIONS 18, 19, AND 20 ARE HERE
3420 [153]" COMBINED WITH LITTLE INTERRUPTION.":[153]"VALIGHTEEN IS A CANON AT THE SIXTH. (null)INE-":[153]" TEEN IS A 3/8 TIME DANCE, AND NUMBER":[153]" TWENTY IS ANOTHER OF THOSE DAZZLING":[153]" VIRTUOSO PIECES WHICH IS AN EXAMPLE OF":[153]" SHEER BRILLIANCE.
4010 [158]10000:S[178]10924:[153]"LOAD";A$:[153]" VERIFY(null)ARIATION TWENTY-ONE IS A CANON AT":[153]" AT THE SEVENTH. (null)ARIATION TWENTY-TWO":[153]" IS A FOUR-PART OLD STYLE RICECARE.":[153]"(null)ARIATION TWENTY-THREE HAS OPPOSING RUNS":[153]" IN THIRDS AND SIMULTANEOUS ORNAMENTS
4070 PRINT" IN BOTH HANDS.":PRINT"";A$:GOSUB10000:SYS17668:S=18592:PRINT"[147]";A$:PRINT" [149][214]ARIATION TWENTY-FOUR IS A CANON":PRINT" AT THE OCTAVE. [214]ARIATION TWENTY-FIVE":PRINT"IS A VERY FAMOUS PIECE FOR THE STRENGTH":PRINT" OF ITS HARMONY AND EMOTIONAL IMPACT,
4150 [153]" SWITCHING TO CHR$ MINOR IN AN IMPASSIONED":[153]" RECITATIVE.":[153]"";A$:[141]10000:P$[178]"
5010 SYS10000:S=10924:PRINT"[147]";A$:PRINT" [149][214]ARIATION TWENTY-SIX PROVIDES A":PRINT" WONDERFUL CONTRAST AFTER THE SOLEMNITY":PRINT" OF ITS PREDECESSOR.":PRINT"[206]UMBER TWENTY-SEVEN IS THE FINAL CANON,":PRINT" THIS TIME AT THE NINTH, AND ALONE IN
5070 [153]" HAVING NO SUPPORTING BASS LINE.":[153]"";A$:[141]10000:[158]17412:S[178]18336:[153]"LOAD";A$:[153]" VERIFYON(null)ARIATION TWENTY-EIGHT IS A VERY":[153]"ADVANCED PIECE FOR ITS TIME. (null)ARIATION":[153]" TWENTY-NINE IS NOTABLE FOR ITS TRIPLE":[153]" TRILLS AND ITS SCALE PASSAGES.
5150 PRINT" [201]NSTEAD OF THE EXPECTED CANON, WE FIND":PRINT" SOME OLD [199]ERMAN FOLK SONGS FOR":PRINT" [214]ARIATION THIRTY.":PRINT"";A$:GOSUB10000:Q$="
5505 [158]10000:S[178]10924:[153]"LOAD";A$:[153]" VERIFY(null)HE CHR$OLDBERG (null)ARIATIONS END WITH":[153]" A RESTATEMENT OF THE OPENING ARIA.":[153]"";A$;"VERIFY":[128]
6000 [153]"LOADATN(null)VAL (null)(null)(null) (null)(null)(null)VAL? - (null) OR (null)""