MESON Chess Problem Database

Problem Display
PID: 1013 (1Qb5/8/8/2pB4/1pPkN3/1p2p3/4P3/3K4 w - - 0 1)

Rice, John Michael

The Problemist Supplement, 1996

1Qb5/8/8/2pB4/1pPkN3/1p2p3/4P3/3K4

#2

6 + 6

4640 Chess Wizardry: The New ABC of Chess Problems 1996
133 The Problemist Supplement 2015

SOLUTION

  • SOUND
  • Sets
    • 1...Bh3
      • 2.Qh8#
    • 1...Bg4
      • 2.Qh8#
    • 1...Bf5
      • 2.Qh8#
    • 1...Ba6
      • 2.Qh8#
    • 1...Be6
      • 2.Qh8#
    • 1...Bb7
      • 2.Qh8#
    • 1...Bd7
      • 2.Qh8#
  • Tries
    • 1.Kc1?
      • 1...Bh3
        • 2.Qh8#
      • 1...Bg4
        • 2.Qh8#
      • 1...Bf5
        • 2.Qh8#
      • 1...Ba6
        • 2.Qh8#
      • 1...Be6
        • 2.Qh8#
      • 1...Bb7
        • 2.Qh8#
      • 1...Bd7
        • 2.Qh8#
      • 1...b2+!
    • 1.Ke1?
      • 1...Bh3
        • 2.Qh8#
      • 1...Bg4
        • 2.Qh8#
      • 1...Bf5
        • 2.Qh8#
      • 1...Ba6
        • 2.Qh8#
      • 1...Be6
        • 2.Qh8#
      • 1...Bb7
        • 2.Qh8#
      • 1...Bd7
        • 2.Qh8#
      • 1...b2!
    • 1.Sg3?
      • 1...Kc3
        • 2.Qe5#
      • 1...Bh3
        • 2.Qh8#
      • 1...Bg4
        • 2.Qh8#
      • 1...Bf5
        • 2.Qh8#
      • 1...Ba6
        • 2.Qh8#
      • 1...Be6
        • 2.Qh8#
      • 1...Bb7
        • 2.Qh8#
      • 1...Bd7
        • 2.Qh8#
      • 1...b2!
    • 1.Sg5?
      • 1...Kc3
        • 2.Qe5#
      • 1...Bh3
        • 2.Qh8#
      • 1...Bg4
        • 2.Qh8#
      • 1...Bf5
        • 2.Qh8#
      • 1...Ba6
        • 2.Qh8#
      • 1...Be6
        • 2.Qh8#
      • 1...Bb7
        • 2.Qh8#
      • 1...Bd7
        • 2.Qh8#
      • 1...b2!
    • 1.Qb6?
      • threat
        • 2.Qf6#
      • 1...Ke5
        • 2.Qf6#
      • 1...Be6!
  • Keys
    • 1.Sc3!
      • threat
        • 2.Sb5#
      • 1...Kxc3
        • 2.Qe5#
      • 1...bxc3
        • 2.Qf4#
      • 1...Ba6
        • 2.Qh8#
      • 1...Bd7
        • 2.Qh8#

This is after

After Jozsef Szoghy.

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • B(f);OGATE::QAB(F)
    • B(f);OGATE,P_PINP(B)::QAB(F)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • B(f);OGATE::QAB(F)
      • Refutation
        • P(a);CHECK
    • Try
      • K(A);P-FLIGHT
      • Vars
        • B(f);OGATE::QAB(F)
      • Refutation
        • P(a);
    • Try
      • S(D);
      • Vars
        • K(d);S_FLIGHT::QAB(F)
        • B(f);OGATE::QAB(F)
        • B(f);OGATE,P_PINP(B)::QAB(F)
      • Refutation
        • P(a);
    • Try
      • S(D);
      • Vars
        • K(d);S_FLIGHT::QAB(F)
        • B(f);OGATE::QAB(F)
        • B(f);OGATE,P_PINP(B)::QAB(F)
      • Refutation
        • P(a);
    • Try
      • Q(F);P_PINP(e)
      • Threat
        • QAB(F)
      • Vars
        • K(d);N_SPINP(e),S_FLIGHT::QAB1(F)
      • Refutation
        • B(f);
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(d);S_FLIGHT,XS(D)::QAB(F)
      • P(c);SBLOCK,XS(D)::QAR2(F)
      • B(f);OGATE::QAB(F)
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