#PBI 1.2 #Checked with Chest and Problemist 2.20. # #History # #2007-07-19 1.0 A. Thulin First version F. W. Martindale:B3Q2r/7k/5B2/5p2/pR3P2/3KR3/4P3/2S5:White sui-mates in forty-seven moves without ;making a capture:|F. W. Martindale\x3A Chess Problems|1872|title page:::QR5+:: F. W. Martindale:8/3p4/p7/B2p4/B2p2p1/3k2P1/6K1/4R3:#4:1|F. W. Martindale\x3A Chess Problems|1872|:::RK8:!: F. W. Martindale:8/1B1p4/8/3b2p1/1p1rk1p1/1P4B1/1KRP4/5Q2:#3:2|F. W. Martindale\x3A Chess Problems|1872|:::RB4:!: F. W. Martindale:3B4/1p1p1B1p/1P1K3p/S4k1P/7R/5p2/b3p3/8:#3:3|F. W. Martindale\x3A Chess Problems|1872|:::BQS3:+: F. W. Martindale:5Q2/4p3/8/4P3/6p1/3PBpP1/3p1Sp1/1K1BkbR1:#3:4|F. W. Martindale\x3A Chess Problems|1872|:::KBxKBP / KB2 / SxSP:!: F. W. Martindale:8/2p2p2/8/KBk5/5B2/2Pp4/3P4/5R2:#3:5|F. W. Martindale\x3A Chess Problems|1872|:::BxQBP:!:[+];p. 51\x3A add a black P on Q6 [corr\x3A +bPd3] F. W. Martindale:rR6/8/p3S2p/5k2/7P/5P2/5P2/BRK5:#3:6|F. W. Martindale\x3A Chess Problems|1872|:::R(12)S6:!:[ Keymove assumed to be R(1)S6 ] F. W. Martindale:K5sr/1S2p1Rp/B2bP2P/1s6/1Sk5/p1PR1p2/P4P2/4BQ2:s#4:7|F. W. Martindale\x3A Chess Problems|1872|:::RKS4:!: F. W. Martindale:3k4/R1p1p2R/Q3r3/8/6Bb/6PK/b7/8:#2:8|F. W. Martindale\x3A Chess Problems|1872|:::QQ6+ also QQS5:*:[ only two keymoves given, but Chest hands out four. ] F. W. Martindale:6S1/1p1BB2p/6p1/7k/3pR1br/1Q6/1K2Sp1q/6br:#2:9|F. W. Martindale\x3A Chess Problems|1872|:::QKR3:!: F. W. Martindale:8/8/8/Q7/8/2P2kbB/3P4/K2b4:#2:10|F. W. Martindale\x3A Chess Problems|1872|:::QKS5:!: F. W. Martindale:8/B7/2p5/K2p4/2k5/8/2P1S3/S7:#4:11|F. W. Martindale\x3A Chess Problems|1872|:::BQ4:!: F. W. Martindale:5k2/1pS3R1/1P3Bs1/2P1p1r1/p3PpP1/K2P1P2/R7/8:#3:12|F. W. Martindale\x3A Chess Problems|1872|:::RKS2 also SK6+:!: F. W. Martindale:3k1KR1/2pP1pP1/1ppQ1r2/3sS2p/7B/5b2/qb1Rs3/r7:s#3:13|F. W. Martindale\x3A Chess Problems|1872|:::QK7+:$: F. W. Martindale:2q2B2/8/p7/Q1p1Sp2/3k4/2R5/8/2Ks3B:#2:14|F. W. Martindale\x3A Chess Problems|1872|:::RK3:!:p. 51\x3A add a white B at KB8 [corr\x3A +wBf8] F. W. Martindale:4S3/6p1/Q1P3P1/3k1p2/3Pp1BR/Sb2R3/p7/K7:#2:15|F. W. Martindale\x3A Chess Problems|1872|:::QQ3:!: F. W. Martindale:3BK1B1/1p6/1PkP3R/6P1/PP3b2/4p3/4P3/8:#3:16|F. W. Martindale\x3A Chess Problems|1872|:::RR4 also BQB7:!: F. W. Martindale:8/4B3/8/1p2kpP1/prbppS2/Pp5Q/1P5K/3R4:#2:17|F. W. Martindale\x3A Chess Problems|1872|:::QQB3:!: F. W. Martindale:6B1/4p3/4p2R/p1p4P/P1S1k3/4P3/1P2P3/1K6:#3:18|F. W. Martindale\x3A Chess Problems|1872|:::RS6:!: F. W. Martindale:8/p1p5/P1Pp2p1/1P1pk1P1/K2S1p2/2Q1pP2/2P1P3/8:#3:19|F. W. Martindale\x3A Chess Problems|1872|:::QQR5:?:[Full solution is 1. QQR5, KxS 2. BB4, which suggests there should be;a Bishop on the board.;;Placing it one of the free squares doesn't work, but putting it on c5;gets a solution according to the original.] F. W. Martindale:8/1P6/2k4S/2S5/P1K5/8/8/8:#5:20|F. W. Martindale\x3A Chess Problems|1872|:::PS9(B):*: F. W. Martindale:5K2/b4S2/1p6/1P1p2p1/3k2P1/Q7/P5P1/8:#4:21|F. W. Martindale\x3A Chess Problems|1872|:::SK5:!: F. W. Martindale:bK3b2/3S2pR/3PP2r/1R6/3p1kp1/B5S1/1qp2PB1/2s3s1:#2:22|F. W. Martindale\x3A Chess Problems|1872|:::BQS7:!: F. W. Martindale:5R2/2p1p3/4p2p/2P1k1pK/6P1/4B3/7P/7B:#3:23|F. W. Martindale\x3A Chess Problems|1872|:::RKB:!: F. W. Martindale:8/8/4K1p1/6P1/2k5/8/1Q1B4/8:#3:24|F. W. Martindale\x3A Chess Problems|1872|:::QQS also QQR3:!: F. W. Martindale:1s6/s3P3/3p4/pk1B4/S7/K7/8/8:#2:25|F. W. Martindale\x3A Chess Problems|1872|:::PK8(S):!: F. W. Martindale:8/8/8/7Q/q3Sb2/p7/2r5/k2KS3:Black sui-mates in five moves:26|F. W. Martindale\x3A Chess Problems|1872|:::RQ7++:: F. W. Martindale:7Q/3S4/3pp3/6P1/3pkSKb/R1s5/8/5B2:#2:27|F. W. Martindale\x3A Chess Problems|1872|:::SQ5:!: F. W. Martindale:8/8/6S1/8/4P1k1/8/Q3P1S1/1K6:#3:28|F. W. Martindale\x3A Chess Problems|1872|:::QQR7:!: F. W. Martindale:2S1bS2/8/PQ6/5kp1/2P1R3/1P1B4/1p1P3B/bK6:s#9:29|F. W. Martindale\x3A Chess Problems|1872|:::RKB4::1. Rf4, Ke4 2. Sf6 F. W. Martindale:8/8/7Q/2pk4/2p5/2P4K/3P4/8:#4:30|F. W. Martindale\x3A Chess Problems|1872|:::QKS6:!: F. W. Martindale:4QB2/b7/1p2b3/3pk1p1/6P1/7P/3K4/7B:#3:31|F. W. Martindale\x3A Chess Problems|1872|:::BQR3:!: F. W. Martindale:S5Q1/1K6/8/4pkP1/8/4P2P/7B/S7:#3:32|F. W. Martindale\x3A Chess Problems|1872|:::BKS:!: F. W. Martindale:8/8/8/8/S1sqp1S1/3k4/1P4R1/R3K3:s#2:33|F. W. Martindale\x3A Chess Problems|1872|:::SQB5 or castle\x3A QR:?:[ tested with Problemist\x3A Sc5+ is OK, but long castle fails ] F. W. Martindale:5bSR/4p1p1/pP2p1P1/P1Q1P3/2p2p2/p1k2Pp1/P5K1/S1B5:#3:34|F. W. Martindale\x3A Chess Problems|1872|:::QQB6:!: F. W. Martindale:8/2R5/1k1P2B1/2p5/K1Pp4/3S4/8/8:#3:35|F. W. Martindale\x3A Chess Problems|1872|:::SQS4:!: F. W. Martindale:B6Q/RS2p3/4P3/2pp4/2k5/2p5/2Pb1s2/1K1R2B1:#2:36|F. W. Martindale\x3A Chess Problems|1872|:::QQS8:!: F. W. Martindale:K7/pSk5/2p5/PpP2Bp1/1R1P1pP1/1P3P2/8/4B3:#4:37|F. W. Martindale\x3A Chess Problems|1872|:::RB4:!: F. W. Martindale:3B4/2Rp3B/1k1pp3/2p1P3/K1Pp4/1P1S4/8/8:#3:38|F. W. Martindale\x3A Chess Problems|1872|:::SQS4:*: F. W. Martindale:8/p2B4/3P2p1/p2k2P1/P5P1/B7/2PSS1p1/6Kb:#3:39|F. W. Martindale\x3A Chess Problems|1872|:::SQB4:!: F. W. Martindale:2Qs3r/r1S5/p7/kb1B2s1/p5R1/8/2SK4/R5B1:#3:40|F. W. Martindale\x3A Chess Problems|1872|:::KRxP+:!: F. W. Martindale:8/4p3/B1p4Q/2Sk1p2/8/2P1p3/1P5K/8:#3:41|F. W. Martindale\x3A Chess Problems|1872|:::BQS5:*: F. W. Martindale:7K/3B4/4s1Sp/3pR1pk/3Bs1Sp/7p/1R1P3P/7Q:#2:42|F. W. Martindale\x3A Chess Problems|1872|:::QQS:!: F. W. Martindale:5B2/1p5p/1P5p/3p1SpK/3SkPp1/6P1/1PP5/8:#9:43|F. W. Martindale\x3A Chess Problems|1872|:::BxRP:!: F. W. Martindale:rb1k1S2/p3R1s1/R2S4/4s3/8/8/8/3KB3:#2:44|F. W. Martindale\x3A Chess Problems|1872|:::RQB7:!: F. W. Martindale:K6k/6r1/1p6/p6p/4Q3/R1q1R3/P1P3PP/7K:Black to play and draw:45|F. W. Martindale\x3A Chess Problems|1872|:::QQR8+:: F. W. Martindale:8/5R1p/3Sbrks/5R2/1S4P1/4pP1p/1q2B3/5Q1K:#4:46|F. W. Martindale\x3A Chess Problems|1872|:::RS5+:!: F. W. Martindale:5Q2/2S5/8/3Pk3/8/P4P2/6p1/4S1Kb:#3:47|F. W. Martindale\x3A Chess Problems|1872|:::QKR6:!: F. W. Martindale:8/1SpB4/8/3k4/S2bRp2/5K2/P1P5/8:#2:48|F. W. Martindale\x3A Chess Problems|1872|:::PB3:!: F. W. Martindale:R1B3bk/6pp/8/7s/7S/8/8/K6R:#3:49|F. W. Martindale\x3A Chess Problems|1872|:::SS6+:!:[ corr\x3A bKa1 -> wKa1 - clearly misprinted ] F. W. Martindale:8/B7/2R5/3k4/8/3PP3/4K3/8:#3:50|F. W. Martindale\x3A Chess Problems|1872|:::RKS5:?:[ Key move impossible.; Chest\x3A Rg6 -- key move probably misprinted ] F. W. Martindale:1K6/3pBb2/RR2s1p1/p1pk4/4p2s/8/2Q1P3/7r:#3:51|F. W. Martindale\x3A Chess Problems|1872|:::QQ5+:+: F. W. Martindale:1B6/7S/B6R/3ppp2/4k3/8/1PS2Pp1/K5Qb:#2:52|F. W. Martindale\x3A Chess Problems|1872|:::SQ4:!: F. W. Martindale:4R1R1/4B3/3p1P2/2p4Q/Rb6/4k2S/2s1P2s/3K4:#2:53|F. W. Martindale\x3A Chess Problems|1872|:::QxP+:*: F. W. Martindale:kB6/5p2/K4P2/P7/7s/5R1p/7p/7B:#3:54|F. W. Martindale\x3A Chess Problems|1872|:::BxRP:!: F. W. Martindale:3B4/8/SR1p4/2Ppkppb/3S4/3P1RpB/6P1/5K1Q:#2:55|F. W. Martindale\x3A Chess Problems|1872|:::BKS4:!: F. W. Martindale:2s4B/p3p3/pP1pSp2/k7/P4K2/3P4/2B5/RQ6:#2:56|F. W. Martindale\x3A Chess Problems|1872|:::QKS:!: F. W. Martindale:1R6/8/PBk1B3/8/2P5/2K5/8/8:#3:57|F. W. Martindale\x3A Chess Problems|1872|:::BKB5:!: F. W. Martindale:8/p4S2/Rb2P1kP/3S1p2/1p4p1/1K2p1Pb/4P3/1B2Q3:#3:58|F. W. Martindale\x3A Chess Problems|1872|:::QKR:!: F. W. Martindale:8/8/8/p1Sp4/P1k5/8/2P1R3/5QK1:#3:59|F. W. Martindale\x3A Chess Problems|1872|:::QB8:*: F. W. Martindale:5K2/P5Q1/2pR1S2/P1kppP2/8/S7/1P6/4B2B:#2:60|F. W. Martindale\x3A Chess Problems|1872|:::BK4:!: F. W. Martindale:8/S1S3K1/P2p3p/P1k1p2P/p1p4R/P1P5/8/2Bs4:#3:61|F. W. Martindale\x3A Chess Problems|1872|:::RB4:+:1. Rf4, exf4 2. Bxf4 F. W. Martindale:1Q6/3P4/1P1rpp2/s3k1pb/S1p1P3/p1rBKP2/R2p3S/Bs1R4:#2:62|F. W. Martindale\x3A Chess Problems|1872|:::SS2:!: F. W. Martindale:8/1p1B4/1P3R2/1p1k3p/1P1p3P/3S3p/P2P4/7K:#5:63|F. W. Martindale\x3A Chess Problems|1872|:::BxRP:*: F. W. Martindale:B7/6p1/p2p2P1/K1kp4/2p5/2R1S3/2P5/8:#4:64|F. W. Martindale\x3A Chess Problems|1872|:::RxP+:*: F. W. Martindale:K2S4/b7/3pRPR1/2pk2p1/S1r1pp2/4PP2/BPPPs1qB/Q7:#2:65|F. W. Martindale\x3A Chess Problems|1872|:::QKS::[ no white K ];[ As it stands, we have three solutions\x3A Qg1/Bg3/Rxg5+ ];;[ wKg8/g7 gives two\x3A Qg1/Bg3 ... but I forgot to test black positions ];;; F. W. Martindale:6KQ/p2p1B2/P2k1P2/8/p1RP4/R5p1/P5P1/8:#3:66|F. W. Martindale\x3A Chess Problems|1872|:::RKB3:*: F. W. Martindale:1K6/1pSk3p/1P1p1Bp1/p1pPp1P1/P1P1B3/4p2b/4PbS1/1R6:#4:67|F. W. Martindale\x3A Chess Problems|1872|:::RKR:!: F. W. Martindale:RK6/8/2S5/Skps2RQ/8/8/PP6/8:#2:68|F. W. Martindale\x3A Chess Problems|1872|:::SQB4:!: F. W. Martindale:2K3Bb/3p4/3RbS1r/2B1kPs1/7S/1p1PP3/3p4/1s1qrR2:#2:69|F. W. Martindale\x3A Chess Problems|1872|:::RxQP:+: F. W. Martindale:RR6/B1p2Q2/1pB1S3/2p5/8/k2p4/P3s3/K3S3:#2:70|F. W. Martindale\x3A Chess Problems|1872|:::QB2:!: F. W. Martindale:7Q/2p5/2RpR1p1/3PspP1/2p1Pk1P/K1Pp4/3PP1PS/2B4S:#2:71|F. W. Martindale\x3A Chess Problems|1872|:::QR8:!: F. W. Martindale:r6R/5kBQ/s7/8/6RS/K2S2bB/3sp3/3q4:s#4:72|F. W. Martindale\x3A Chess Problems|1872|:::BQRdis+:!: F. W. Martindale:8/3p4/3K1S2/p2p3B/R2Spk1p/P6p/5B1P/8:#3:73|F. W. Martindale\x3A Chess Problems|1872|:::BK:*: F. W. Martindale:8/1pS5/1p6/p1p5/kb6/pR1P4/P7/3S2K1:#3:74|F. W. Martindale\x3A Chess Problems|1872|:::RQB3:!: F. W. Martindale:8/8/RP6/3ppSp1/2p1kpB1/Qs1p3K/3P4/8:#3:75|F. W. Martindale\x3A Chess Problems|1872|:::QB8:+: F. W. Martindale:2QK4/5p2/sS1R1s2/Rp1pkr2/5r2/8/4S2B/1B6:#2:76|F. W. Martindale\x3A Chess Problems|1872|:::QxS:*: F. W. Martindale:K7/1p1B3S/1P1s2S1/6p1/1P2kpPp/Q1Pbr1bR/3R4/8:#2:77|F. W. Martindale\x3A Chess Problems|1872|:::QR6:+: F. W. Martindale:Q5R1/8/8/6pp/6pk/8/6PP/K7:White mates in 5 moves with a pawn.:78|F. W. Martindale\x3A Chess Problems|1872|:::QR7:: F. W. Martindale:8/8/4p3/p1K5/P1p1P3/2k5/2P1R3/2B5:#4:79|F. W. Martindale\x3A Chess Problems|1872|:::BR3:*: F. W. Martindale:3k2s1/2R5/3P1pP1/8/1p1S4/2s5/8/2R1K3:#3:80|F. W. Martindale\x3A Chess Problems|1872|:::RQR7:*: F. W. Martindale:6q1/2B1Rs1b/R2pP2s/1ppk1p2/1p3P2/3P4/4S3/Q2K1B2:#2:81|F. W. Martindale\x3A Chess Problems|1872|:::QKR8:!: F. W. Martindale:8/8/6Q1/S4S2/4k3/8/3b4/3K1B2:#3:82|F. W. Martindale\x3A Chess Problems|1872|:::BQ3+:*: F. W. Martindale:2s5/8/2S1p2Q/3P1k2/8/4P3/3P4/6sK:#3:83|F. W. Martindale\x3A Chess Problems|1872|:::SK5:!: F. W. Martindale:8/8/2p1p3/p1PkS3/p7/P3Q2P/4P3/7K:#3:84|F. W. Martindale\x3A Chess Problems|1872|:::QKS3:!: F. W. Martindale:2K5/2S2R2/3k3p/pP2p1pB/R4sP1/5r1Q/2Sp1r2/3q4:#3:85|F. W. Martindale\x3A Chess Problems|1872|:::RxS:*: F. W. Martindale:8/2SBB3/3p4/2Pr4/3k4/P1sPs1PK/2QSR3/3R4:#2:86|F. W. Martindale\x3A Chess Problems|1872|:::BQ8:+:[ But as Bd8 is defeated by Re5/Rf5/Rh5, adding a wPe5 does;produce the wanted solution ...] F. W. Martindale:8/3B2p1/p2pp1P1/P2k4/2p2P2/3p4/3P1Q2/7K:#3:87|F. W. Martindale\x3A Chess Problems|1872|:::QKR7:!: F. W. Martindale:4K1R1/4P1pp/3S1psk/4sP1p/3p3p/3P1QpS/4P1R1/5B2:#3:88|F. W. Martindale\x3A Chess Problems|1872|:::QKB2:*: F. W. Martindale:8/1p6/4PKp1/6p1/3pk1p1/QP4P1/5B2/5B2:#2:89|F. W. Martindale\x3A Chess Problems|1872|:::QB8:!: F. W. Martindale:8/1p6/1K3R2/4p3/1BPkP3/8/2PP4/8:#3:90|F. W. Martindale\x3A Chess Problems|1872|:::BB8:!: F. W. Martindale:2Q5/8/8/K2SS3/B2k4/7P/8/8:#3:91|F. W. Martindale\x3A Chess Problems|1872|:::SQ3:!: F. W. Martindale:Qs6/1BP2R2/1kpPKSp1/7s/Prpq4/4b3/2s5/4rRB1:Either mates or self-mates in 2 moves:92|F. W. Martindale\x3A Chess Problems|1872|:::QR7+ / P(S)+ / QK4+ / QxQP+:!:[ Checked with Problemist ] F. W. Martindale:6K1/3B4/2ppp3/3k4/8/1Pp5/2p2Q2/2B5:#3:93|F. W. Martindale\x3A Chess Problems|1872|:::BB8:!: F. W. Martindale:8/8/3Q4/2PBP3/3B4/3k4/7R/7K:White mates in 3, without moving QB:94|F. W. Martindale\x3A Chess Problems|1872|:::QQ8:!:[ QB = Bd4. Checked with Problemist. ] F. W. Martindale:Ss6/pk1S4/p3Q3/8/K7/8/8/8:#3:95|F. W. Martindale\x3A Chess Problems|1872|:::SxS:*: F. W. Martindale:8/5K2/8/1pPpkp2/P4R2/1P2pB1P/2P1S3/8:#3:96|F. W. Martindale\x3A Chess Problems|1872|:::BK4:$: F. W. Martindale:8/4B3/p1p5/P3kPP1/8/5Q2/2P5/7K:#3:97|F. W. Martindale\x3A Chess Problems|1872|:::BQ8:!: F. W. Martindale:br1sS2q/1s6/5P2/8/3R1Q2/7k/7p/R6K:s#3:98|F. W. Martindale\x3A Chess Problems|1872|:::RB5:?:[ Key move is impossible ];[ Chest\x3A Ra5 -- key move probably mistyped. ] F. W. Martindale:8/5S2/5p1p/7k/5p2/5P2/6RP/K7:#4:99|F. W. Martindale\x3A Chess Problems|1872|:::SR8:!: F. W. Martindale:k7/5R1R/5Q2/1PP4p/7K/sr1p4/qB5S/r2B1b1s:s#36:100|F. W. Martindale\x3A Chess Problems|1872|:::KBB3::