MESON Chess Problem Database

Problem Display
PID: 157754 (2K1R3/1p6/1P1kpP2/3b4/P2P4/8/6N1/7Q w - - 0 1)

Meyer, Max Julius

West Middlesex Standard, 1893

(First published on Sat Jun 3 1893)

2K1R3/1p6/1P1kpP2/3b4/P2P4/8/6N1/7Q

#2

8 + 4

15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Qc1?
      • threat
        • 2.Rd8#
        • 2.Qc5#
        • 2.Qc7#
      • 1...Bxg2
        • 2.Rd8#
        • 2.Qc5#
      • 1...Ba2
        • 2.Rd8#
        • 2.Qc5#
      • 1...Bb3
        • 2.Rd8#
        • 2.Qc5#
      • 1...Bf3
        • 2.Rd8#
        • 2.Qc5#
      • 1...Be4
        • 2.Rd8#
        • 2.Qc5#
      • 1...Bc6
        • 2.Qc5#
      • 1...e5
        • 2.Qc5#
        • 2.Qc7#
        • 2.dxe5#
      • 1...Bc4!
    • 1.Qh2+?
      • 1...Kc6
        • 2.Qc7#
      • 1...e5!
    • 1.Qh7?
      • threat
        • 2.Qc7#
        • 2.Qd7#
      • 1...Kc6
        • 2.Qc7#
      • 1...Bxg2
        • 2.Qd7#
      • 1...Ba2
        • 2.Qd7#
      • 1...Bb3
        • 2.Qd7#
      • 1...Bf3
        • 2.Qd7#
      • 1...Bc4
        • 2.Qd7#
      • 1...Be4
        • 2.Qd7#
      • 1...Bc6!
  • Keys
    • 1.Sf4!
      • 1...Kc6
        • 2.Rxe6#
      • 1...Bxh1
        • 2.Rxe6#
      • 1...Ba2
        • 2.Rd8#
      • 1...Bg2
        • 2.Rxe6#
      • 1...Bb3
        • 2.Rd8#
      • 1...Bf3
        • 2.Rxe6#
      • 1...Bc4
        • 2.Rd8#
      • 1...Be4
        • 2.Rxe6#
      • 1...Bc6
        • 2.Rxe6#
      • 1...e5
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(3)
      • Vars
        • B(a);::QAB1(A)
      • Refutation
        • B(a);
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);OGATE,P-FLIGHT::QAR1(A)
      • Refutation
        • P(c);P_SPINP(c)
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • K(b);P-FLIGHT::QAR1(A)
        • B(a);XS(B)::QAR1(A)
        • B(a);::QAR1(A)
      • Refutation
        • B(a);
  • Actual
    • S(B);
    • Vars
      • K(b);P-FLIGHT,P_SPINB(a)::R(H),XP(c)
      • B(a);N_GUARD,XQ(A)::R1(H),XP(c)
      • B(a);::R(H)
      • B(a);N_GUARD::R1(H),XP(c)
      • P(c);N_GUARD::QAR1(A),XB(a)
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