MESON Chess Problem Database

Problem Display
PID: 202838 (8/Q1p2p2/2NppN2/KBp2P1p/8/4k1P1/2PRP3/4B3 w - - 0 1)

Majoros, Bela

Schach, 2019

8/Q1p2p2/2NppN2/KBp2P1p/8/4k1P1/2PRP3/4B3

#2

11 + 7

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Se5?
      • threat
        • 2.Sc4#
      • 1...dxe5
        • 2.Qxc5#
      • 1...d5!
    • 1.Bd3?
      • 1...exf5
        • 2.Sd5#
      • 1...h4
        • 2.Sg4#
      • 1...e5
        • 2.Sd5#
      • 1...d5!
    • 1.Rd4?
      • threat
        • 2.Re4#
      • 1...cxd4
        • 2.Qxd4#
      • 1...exf5
        • 2.Sd5#
      • 1...d5!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Rd3#
      • 1...cxd4
        • 2.Qxd4#
      • 1...c4
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(I);
      • Threat
        • S(I)
      • Vars
        • P(d);N_GUARD,XS(I)::QAB(K),XP(b)
      • Refutation
        • P(d);
    • Try
      • B(G);
      • Vars
        • P(e);N_GUARD,XP(H)::S(J)
        • P(c);N_GUARD::S(J)
        • P(e);N_GUARD::S(J)
      • Refutation
        • P(d);
    • Try
      • R(C);N_PINP(b)
      • Threat
        • R1(C)
      • Vars
        • P(b);OGATE,P_SPINP(b),XR(C)::QAB1(K),XP(b)
        • P(e);N_GUARD,XP(H)::S(J)
      • Refutation
        • P(d);
  • Actual
    • S(I);N_PINP(b)
    • Threat
      • R1(C)
    • Vars
      • P(b);OGATE,P_SPINP(b),XS(I)::QAB1(K),XP(b)
      • P(b);::QAB(K)+S(I)
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