MESON Chess Problem Database

Problem Display
PID: 157868 (6B1/5QP1/2p2N2/1p1p4/3k4/3N4/4PK2/1R6 w - - 0 1)

Meyer, Max Julius

Illustrated London News, 1894

(First published on Sat Feb 10 1894)

6B1/5QP1/2p2N2/1p1p4/3k4/3N4/4PK2/1R6

#2

8 + 4

15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Sxd5?
      • threat
        • 2.Rb4#
        • 2.Qf4#
      • 1...Kc4
        • 2.Rb4#
        • 2.Qf4#
      • 1...Ke4
        • 2.Rb4#
        • 2.Qf4#
      • 1...b4
        • 2.Rxb4#
        • 2.Qf4#
      • 1...c5
        • 2.Qf4#
      • 1...cxd5!
    • 1.Rc1?
      • 1...c5
        • 2.Qxd5#
      • 1...b4!
    • 1.Qa7+?
      • 1...Kc4
        • 2.Qc5#
      • 1...c5
        • 2.Qxc5#
      • 1...Kc3!
    • 1.Qe7?
      • threat
        • 2.Qb4#
        • 2.Qc5#
      • 1...Kc4
        • 2.Qb4#
        • 2.Qc5#
      • 1...b4
        • 2.Qxb4#
        • 2.Qc5#
      • 1...c5
        • 2.Qxc5#
      • 1...Kc3!
    • 1.Qf8?
      • threat
        • 2.Qb4#
        • 2.Qc5#
      • 1...Kc4
        • 2.Qb4#
        • 2.Qc5#
      • 1...b4
        • 2.Qxb4#
        • 2.Qc5#
      • 1...c5
        • 2.Qxc5#
      • 1...Kc3!
  • Keys
    • 1.Se4!
      • threat
        • 2.Rb4#
      • 1...Kc4
        • 2.Rb4#
      • 1...Kxe4
        • 2.Qf4#
      • 1...dxe4
        • 2.Qf6#
      • 1...b4
        • 2.Rxb4#
      • 1...c5
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);XP(c)
      • Threat
        • DUALS(2)
      • Vars
        • P(d);::QAR2(F)
      • Refutation
        • P(d);XS(E)
    • Try
      • R(A);
      • Vars
        • P(d);N_GUARD::QAR1(F),XP(c)
      • Refutation
        • P(b);
    • Try
      • Q(F);CHECK
      • Vars
        • K(a);P-FLIGHT,P_SPINP(c)::QAR1(F)
        • P(d);P_SPINP(d)::QAB1(F),XP(d)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Threat
        • DUALS(2)
      • Vars
        • P(d);::QAB1(F),XP(d)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Threat
        • DUALS(2)
      • Vars
        • P(d);::QAB1(F),XP(d)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(E);
    • Threat
      • R(A)
    • Vars
      • K(a);P-FLIGHT,P_SPINP(c)::R1(A)
      • K(a);OGATEB,P-FLIGHT,XS(E)::QAR1(F)
      • P(c);SBLOCK,XS(E)::QAB(F)
      • P(b);::R(A),XP(b)
      • P(d);N_GUARD::QAR1(F),XP(c)
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