MESON Chess Problem Database

Problem Display
PID: 78730 (8/1K6/B3p3/3N2p1/4k1p1/2Q1N1P1/8/8 w - - 0 1)

Morse, Christopher Jeremy

The Tablet, 1960

(First published on Sat Jan 23 1960)

8/1K6/B3p3/3N2p1/4k1p1/2Q1N1P1/8/8

#2

6 + 4

15239 Valois Notebooks 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Sc2?
      • 1...Kxd5
        • 2.Qd4#
      • 1...Kf5
        • 2.Bd3#
      • 1...e5
        • 2.Qd3#
      • 1...exd5!
    • 1.Sc4?
      • 1...Kxd5
        • 2.Qe5#
      • 1...Kf5
        • 2.Qc2#
        • 2.Qd3#
      • 1...exd5
        • 2.Sd6#
      • 1...e5!
    • 1.Sxg4?
      • threat
        • 2.Qd3#
      • 1...Kxd5
        • 2.Qe5#
      • 1...Kf5!
    • 1.Qd3+?
      • 1...Ke5
        • 2.Sc4#
      • 1...Kf3!
  • Keys
    • 1.Sf5!
      • 1...Kxd5
        • 2.Qd4#
      • 1...Kxf5
        • 2.Bd3#
      • 1...exd5
        • 2.Sd6#
      • 1...exf5
        • 2.Sf6#
      • 1...e5
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Vars
        • K(a);S_FLIGHT,XS(D)::QAR1(A)
        • K(a);S_FLIGHT::B(E)
        • P(d);SBLOCK::QAB1(A)
      • Refutation
        • P(d);XS(D)
    • Try
      • S(B);
      • Vars
        • K(a);S_FLIGHT,XS(D)::QAR1(A)
        • P(d);SBLOCK,XS(D)::S(B)
      • Refutation
        • P(d);
    • Try
      • S(B);XP(b)
      • Threat
        • QAB1(A)
      • Vars
        • K(a);S_FLIGHT,XS(D)::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::S(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(B);
    • Vars
      • K(a);S_FLIGHT,XS(D)::QAR1(A)
      • K(a);S_FLIGHT,XS(B)::B(E)
      • P(d);SBLOCK,XS(D)::S(B)
      • P(d);SBLOCK,XS(B)::S(D)
      • P(d);SBLOCK::QAB1(A)
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