#PBI 1.2
#Checked with Chest and Problemist 2.20.
#
#History
#
#2007-07-26	1.0	A. Thulin		First version
V. M. N. Portilla:KS6/3S4/3k4/8/3p4/6P1/2PP3Q/8:#3:1|V. M. N. Portilla\x3A Chess Problems|1873|:::QR8:!:
:6Q1/p7/8/8/2Sp4/1Kp2Pp1/4k1B1/8:#3:2|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR7:!:
:8/4K1Q1/4p3/P1k5/3p4/1P1p2S1/3P4/8:#4:3|V. M. N. Portilla\x3A Chess Problems|1873|:::QxP+:!:
:8/7Q/8/1P6/5S2/6s1/2K1ppp1/4k1rb:#3:4|V. M. N. Portilla\x3A Chess Problems|1873|:::QQ3:!:
:s1Q1b3/2p1pp2/S3r3/p1P3B1/Pp2P3/6kp/7S/6K1:#4:5|V. M. N. Portilla\x3A Chess Problems|1873|:::SQS8:+:
:8/8/3s4/3Q4/4S3/3sb2p/3pqR2/1K1k4:#3:6|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR5:!:
:3s3k/6pP/3p1bP1/3P1pS1/2P1pP2/1K1SP3/8/7R:#4:7|V. M. N. Portilla\x3A Chess Problems|1873|:::RR:!:
:3S4/3K4/8/2pkp3/3p4/7Q/1P3P2/8:#3:8|V. M. N. Portilla\x3A Chess Problems|1873|:::SQS7:!:
:7Q/8/8/3S4/1p6/p7/k7/s1K5:#3:9|V. M. N. Portilla\x3A Chess Problems|1873|:::QxS+:!:
:5bQ1/2s1p2S/5p1k/1q3b1P/2p4K/8/8/8:#3:10|V. M. N. Portilla\x3A Chess Problems|1873|:::SxKBP:!:
:rk1S4/s2r4/2RP4/8/8/8/4p3/4K2Q:#3:11|V. M. N. Portilla\x3A Chess Problems|1873|:::RQB8+:$:
:8/K7/8/Q7/p7/RR6/rq1S4/kr6:#2:12|V. M. N. Portilla\x3A Chess Problems|1873|:::QB3:!:
:R7/4r3/3pp1P1/4k1K1/2s1B1p1/3Qp3/3p4/3r4:#3:13|V. M. N. Portilla\x3A Chess Problems|1873|:::BQ5:*:
:Q7/8/8/8/1r1pS3/1P2B3/p1BK4/k2b4:#3:14|V. M. N. Portilla\x3A Chess Problems|1873|:::KxB:!:
:2b5/2p5/k1S2r2/P1b2p2/K7/s7/1Q6/8:#3:15|V. M. N. Portilla\x3A Chess Problems|1873|:::QQS8:!:
:8/8/4p3/1pPS2K1/1P1pk3/P7/1R1PS1P1/8:#4:16|V. M. N. Portilla\x3A Chess Problems|1873|:::SB6+:$:
:8/Qp1S4/4p2B/p2pKp2/1r2P2k/5PRs/8/3BrSs1:#5:17|V. M. N. Portilla\x3A Chess Problems|1873|:::QxS:!:
:6BK/2Q4P/R1b1r3/bk6/RsS5/8/2P5/2S5:#2:18|V. M. N. Portilla\x3A Chess Problems|1873|:::SQS3:!:
:K7/1P6/8/6Q1/3p4/7b/3R4/3R2bk:s#3:19|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR5:!:
:Q7/6Rb/P3S1s1/3pps2/4k3/2P5/1P1KPp2/5S2:#2:20|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR8:!:
:7k/1pp4P/1qp4K/2pbS2p/2p2s2/P7/1P5p/Q7:#3:21|V. M. N. Portilla\x3A Chess Problems|1873|:::QR:*:
:8/4b2K/6S1/3B1k1p/5P2/3b2p1/8/Q7:#3:22|V. M. N. Portilla\x3A Chess Problems|1873|:::QR:*:
:8/8/3p4/1P1k1P2/2pP4/4K3/2P5/5S1R:#3:23|V. M. N. Portilla\x3A Chess Problems|1873|:::SQ2:!:
:3Q4/7p/7P/4SP2/2p1PkS1/2P5/5P1b/K7:#4:24|V. M. N. Portilla\x3A Chess Problems|1873|:::QR4:!:
:8/8/3Q4/3b4/2SkS3/3p4/3p4/3K4:#2:25|V. M. N. Portilla\x3A Chess Problems|1873|:::QQ7:!:
:8/2p4Q/8/1KPkb3/4R1S1/3p1bs1/8/8:#2:26|V. M. N. Portilla\x3A Chess Problems|1873|:::QxP:!:
:rsB1QRb1/8/1bP1S3/3rk3/3pPp2/SK6/PPp1q3/3sR3:Either mates or sui-mates in three moves:27|V. M. N. Portilla\x3A Chess Problems|1873|:::SxP+ / BxP / P(S)+ / QQ6+:?:[ tested with Problemist\x3A some solutions seem OK, others confused. ]
:3r1s1r/S7/3pS2p/5k2/3P3p/3K1B1P/8/Q7:#3:28|V. M. N. Portilla\x3A Chess Problems|1873|:::QKB:!:
:4K3/8/4SBkp/4p2p/4p2p/ppR4P/q2p1P2/3Q4:#3:29|V. M. N. Portilla\x3A Chess Problems|1873|:::RB5:*:
:3B4/p2K2b1/6P1/1s1pkS2/3q4/3B2P1/6p1/Q7:#2:30|V. M. N. Portilla\x3A Chess Problems|1873|:::SK7:!:
:8/4S3/7K/2B1k1P1/4pS2/3b3P/3P1PB1/8:#4:31|V. M. N. Portilla\x3A Chess Problems|1873|:::BR:$:
:K2B1R2/8/4p3/7p/4P1kr/7p/4P2P/1K6:#4:32|V. M. N. Portilla\x3A Chess Problems|1873|:::KQ7:?:[ key move is impossible. Chest solves\x3A Kc2 ]
:8/2p2BK1/1b3P2/1PB1k3/2p1p1P1/2q5/2P2PS1/1R6:#3:33|V. M. N. Portilla\x3A Chess Problems|1873|:::RKR:!:
:1RB2s2/2p4b/4r1rR/p5S1/k1P2P2/P3P1p1/K2P4/8:#4:34|V. M. N. Portilla\x3A Chess Problems|1873|:::SS4:!:
:8/8/4p3/2PkSp2/1Pp5/5KP1/1B1P4/8:#4:35|V. M. N. Portilla\x3A Chess Problems|1873|:::BR:!:
:4Q3/3KP3/p2P4/1p3p2/BPRrkP2/4p3/1P5p/5S2:#3:36|V. M. N. Portilla\x3A Chess Problems|1873|:::QR5:!:
:8/8/4Q3/1p2S2p/3ppSp1/3pk3/8/3K4:#3:37|V. M. N. Portilla\x3A Chess Problems|1873|:::SR3:!:
:5RB1/4K3/4p3/1bS1k2p/3pP1p1/s2p1p2/q1P5/1R6:#4:38|V. M. N. Portilla\x3A Chess Problems|1873|:::RR:!:
:3Q4/7p/K6S/8/5P2/2p2B2/2P2kP1/8:#3:39|V. M. N. Portilla\x3A Chess Problems|1873|:::KS5:!:
:B4s2/4B1p1/4p3/2S1k3/6P1/K2P1bp1/2P1SP2/3r1Q2:#2:40|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR:!:
:8/1r3B2/3p4/1P2p2Q/P3k3/1P2S2P/8/1K6:#3:41|V. M. N. Portilla\x3A Chess Problems|1873|:::SQ5:!:
:q7/8/4p3/b1p5/pR2p3/k3S3/8/K3s1Q1:#3:42|V. M. N. Portilla\x3A Chess Problems|1873|:::QKS7:!:
:3B1R2/8/4p3/7p/4P1kr/7p/4P2P/1K6:#4:43|V. M. N. Portilla\x3A Chess Problems|1873|:::KQB2:!:
:6B1/8/2s2K2/3S4/1B1Sk3/2Pp1b2/5p2/6b1:#2:44|V. M. N. Portilla\x3A Chess Problems|1873|:::SK6:!:
:8/1S1p3p/6pP/KP1pk1p1/1p4P1/1P2P3/2Q3P1/8:#3:45|V. M. N. Portilla\x3A Chess Problems|1873|:::SQ8:!:
:Q7/2r1S1K1/6p1/2p2brp/2Pk1spP/1PbpR1P1/5P2/B7:#3:46|V. M. N. Portilla\x3A Chess Problems|1873|:::KR6:*:
:2K5/2p1bP2/3kP1R1/P1p5/b1P5/8/6P1/Q7:#3:47|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR8:*:
:3s3k/6pP/3p1bP1/3P1pS1/2P1pP2/1K1SP3/8/7R:#4:48|V. M. N. Portilla\x3A Chess Problems|1873|:::RQR:!:
:3K4/8/1pSp2P1/1p1k4/1P1P2P1/3R2P1/2PP4/4Q3:#2:49|V. M. N. Portilla\x3A Chess Problems|1873|:::QQR:!:
:7Q/3R4/2RpP3/1s1k1P2/1p3K2/1s2Bp2/8/8:#2:50|V. M. N. Portilla\x3A Chess Problems|1873|:::QQR:?:[ Chest solves\x3A Ba7 ]
:7k/4pKp1/1p2P3/bP4S1/Q1p1p1P1/2Pbp1P1/2R1p2p/7B:#3:51|V. M. N. Portilla\x3A Chess Problems|1873|:::RQR2:!:
:1RB2s2/2p4b/4r1rR/p5S1/k1P2P2/P3P1p1/K2P4/8:#4:52|V. M. N. Portilla\x3A Chess Problems|1873|:::SK4:!:
:8/1K1S1p2/3P3b/pkp5/p1rp2p1/Pp6/s7/3Q4:#3:53|V. M. N. Portilla\x3A Chess Problems|1873|:::SQS6:!:
:2q5/7B/4P2B/5R2/2ppk3/R2p1p2/Q1b5/K7:#3:54|V. M. N. Portilla\x3A Chess Problems|1873|:::RxQP:$:[ Chest\x3A Rh5# etc. Probably misprinted. ]
:3s3B/2K1s1R1/p1BSP3/ppR2p2/1p1k1P1p/3b3r/3P4/8:#5:55|V. M. N. Portilla\x3A Chess Problems|1873|:::RQB4:$:[ Chest solves\x3A Rg1+ ]
:Q7/8/2K1P3/1pSp4/3kS3/2p5/2P5/5b2:#3:56|V. M. N. Portilla\x3A Chess Problems|1873|:::QKB8:!:
:4b3/p6p/7Q/P2kP3/1p3PB1/4Kp2/1P6/8:#3:57|V. M. N. Portilla\x3A Chess Problems|1873|:::QQR6:!:
:1s4b1/2p5/2p1Sp2/2P1kBpQ/4P2p/2K5/5p1p/8:#3:58|V. M. N. Portilla\x3A Chess Problems|1873|:::SKB4:!:
:2q1bS2/rRr5/4p3/p3kpBp/4p3/2Rp4/7K/6Q1:#3:59|V. M. N. Portilla\x3A Chess Problems|1873|:::KRQB6:!:
:R7/4r3/3pp1P1/4k1K1/2s1B1p1/3Qp3/3p4/3r4:#3:60|V. M. N. Portilla\x3A Chess Problems|1873|:::BQ5:*:
:8/3p1B2/1p1P2p1/4p1p1/1P1k4/2bPs1P1/2PsK3/B6Q:#4:61|V. M. N. Portilla\x3A Chess Problems|1873|:::QQR8:!:
:8/qr1R4/3s4/3S2Q1/2Rb3r/3k1Ks1/8/8:#3:62|V. M. N. Portilla\x3A Chess Problems|1873|:::QQB:!:
:Q7/2r1p3/8/8/1pB5/1Pkss3/pS3R2/K7:#4:63|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR8+:!:
:R7/2p3pS/2Pp4/5Ppp/3P1k1r/5pSp/5K1P/8:#4:64|V. M. N. Portilla\x3A Chess Problems|1873|:::RQR3:!:
:8/4S3/7K/2B1kpP1/4pS2/3b3P/3P1PB1/8:#4:65|V. M. N. Portilla\x3A Chess Problems|1873|:::BR:$:[ chest\x3A Seg6#. misprinted? ]
:5K1k/6pp/6P1/4P3/2b5/2P1PP2/8/4Q3:#3:66|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR4:!:
:8/8/5S1P/8/3S1k2/1Q6/8/K7:#3:67|V. M. N. Portilla\x3A Chess Problems|1873|:::KQS2:!:
:Q1q2S1B/4s3/1r1p4/ppk5/5p2/Pp3B2/1P4s1/6K1:#4:68|V. M. N. Portilla\x3A Chess Problems|1873|:::SQ7+:!:
:K7/8/1p6/1p6/8/RP6/pp6/kb4Q1:#4:69|V. M. N. Portilla\x3A Chess Problems|1873|:::KQS8:!:
:8/4P1Q1/8/K1p1P3/2S2p1p/5S1p/3p1ppp/3Bbk1r:#3:70|V. M. N. Portilla\x3A Chess Problems|1873|:::PK8(B):?:[ can also promoto to Q -- one solution or many? ]
:K7/8/2p4p/3kp3/4S1P1/2P4R/4B3/2B5:#5:71|V. M. N. Portilla\x3A Chess Problems|1873|:::RxP:!:
:5K2/7k/5B2/6Pp/5p1P/5P2/4P3/4R2Q:#2:72|V. M. N. Portilla\x3A Chess Problems|1873|:::RQR:!:
:1Q6/8/1p3p2/2p2P2/1kB1P3/4K3/8/8:#4:73|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR2:$:[ chest\x3A Kd3 ]
:7R/B5S1/3K3p/1P2p3/2P1ks1R/3p2p1/8/3B4:#4:74|V. M. N. Portilla\x3A Chess Problems|1873|:::RQR8:!:
:6B1/8/3prP2/1K1k4/5r1R/4pS2/2P1p3/4B3:#3:75|V. M. N. Portilla\x3A Chess Problems|1873|:::RKS4:+:
:4K3/8/3rb3/2b1Bp2/1s1Sk2p/4pSP1/6B1/7Q:#4:76|V. M. N. Portilla\x3A Chess Problems|1873|:::KSxKRP+:!:
:8/5K2/1pkS4/3Rp1p1/8/S1P5/1s1p2P1/2b4Q:#4:77|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR8:!:
:r7/S2p4/2p2p2/BpP2p2/1P1kpP2/4S3/3K4/7R:#3:78|V. M. N. Portilla\x3A Chess Problems|1873|:::BQ8:!:
:Qs6/3p1b2/2pP3p/5S2/2P2k1K/2B2P2/8/7B:#3:79|V. M. N. Portilla\x3A Chess Problems|1873|:::QR:!:
:8/7Q/1p6/2p1p3/1kB1K3/8/8/8:#4:80|V. M. N. Portilla\x3A Chess Problems|1873|:::QR2:+:
:5RB1/4K3/4p3/1bS1k2p/3pP1p1/s2p1p2/q1P5/1R6:#4:81|V. M. N. Portilla\x3A Chess Problems|1873|:::RKR:!:
:3RK3/8/8/2pB4/2PkP3/3p4/3B4/8:#3:82|V. M. N. Portilla\x3A Chess Problems|1873|:::RQ6:!:
:8/2p1p1K1/2PpR3/5k2/5S2/5P2/7B/8:#3:83|V. M. N. Portilla\x3A Chess Problems|1873|:::BKS3:!:
:8/2p5/2p5/2PS2B1/1p1p4/1P1k4/8/2K1R3:#3:84|V. M. N. Portilla\x3A Chess Problems|1873|:::BKB6:!:
:8/8/8/8/b7/2BPp3/1p2P3/kS2K1Q1:#3:85|V. M. N. Portilla\x3A Chess Problems|1873|:::BKR8:!:
:5srr/p5S1/1b4pP/7R/S1pp1p1P/2pk1PpB/2p3P1/2B2K2:#5:86|V. M. N. Portilla\x3A Chess Problems|1873|:::BQB8:!:
:8/2Q5/4p1p1/2Sk2p1/6K1/4p3/4S3/8:#3:87|V. M. N. Portilla\x3A Chess Problems|1873|:::SK4:!:
:8/2p5/2p5/2PS2B1/1p1p4/1P1k4/8/2K1R3:#3:88|V. M. N. Portilla\x3A Chess Problems|1873|:::BKB6:!:
:Q3bR2/2p1B3/1p4p1/5p2/2p5/2k1p3/1SP1P3/1B1K4:#3:89|V. M. N. Portilla\x3A Chess Problems|1873|:::RxP:!:
:3Q4/7p/7P/4SP2/2p1PkS1/2P5/5P1b/K7:#4:90|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR4:!:
:8/b6b/B4pp1/P4p1P/S1pp1R2/2pk1P2/2p5/2K1R3:#4:91|V. M. N. Portilla\x3A Chess Problems|1873|:::RxKBP:!:
:8/1p1P4/1Bp4p/2p5/P1r4P/PkS4R/pPp5/2K3Q1:#4:92|V. M. N. Portilla\x3A Chess Problems|1873|:::QKS8:!:
:K1kr4/pR1p1B2/Pr1p4/1s1S1s2/8/2P1R3/8/8:#2:93|V. M. N. Portilla\x3A Chess Problems|1873|:::BK8:!:
:4Q3/7B/K1pk4/2R1p3/1p6/8/8/6b1:#2:94|V. M. N. Portilla\x3A Chess Problems|1873|:::BKS8:*:
:4QK2/q7/3rS3/3k1S1s/P2prpP1/b1p5/8/3R4:#5:95|V. M. N. Portilla\x3A Chess Problems|1873|:::SQB7+:$:[ chest\x3A Se3+ ]
:5b2/2rs4/3PR1S1/s2P1kPK/r3p3/p2B4/4P3/2S5:#3:96|V. M. N. Portilla\x3A Chess Problems|1873|:::BQB4:+:
:8/7p/6PR/6k1/4PR2/3P4/5K2/B7:#3:97|V. M. N. Portilla\x3A Chess Problems|1873|:::BKS7:*:
:3Q4/7p/7P/4SP2/2p1PkS1/2P5/5P1b/K7:#4:98|V. M. N. Portilla\x3A Chess Problems|1873|:::QKR4:!:
:8/8/4p3/1pPS2K1/1P1pk3/P7/1R1PS3/8:#4:99|V. M. N. Portilla\x3A Chess Problems|1873|:::SKB6+:+:
:8/2p2BK1/1b3P2/1PB1k3/2p1p1P1/2q5/2P2PS1/1R6:#3:100|V. M. N. Portilla\x3A Chess Problems|1873|:::RKR:!:
:8/8/4p3/2PkSp2/1Pp5/5KP1/1B1P4/8:#4:101|V. M. N. Portilla\x3A Chess Problems|1873|:::::[ chest\x3A Ba1 ]
:Q7/4p3/3P4/3S1Ppq/6pk/6S1/P4KB1/8:#3:102|V. M. N. Portilla\x3A Chess Problems|1873|:::::[ chest\x3A Sxe7 ]