MESON Chess Problem Database

Problem Display
PID: 244735 (8/1N1p4/3P1N2/Rp1K2p1/1kn2Q1b/pP6/Pn1P4/5B2 w - - 0 1)

Colaneri, Bruno

Problemas, 2020

8/1N1p4/3P1N2/Rp1K2p1/1kn2Q1b/pP6/Pn1P4/5B2

#2

10 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Kd4?
      • threat
        • 2.Sd5#
      • 1...Se3
        • 2.Rxb5#
      • 1...Sb6
        • 2.Rxb5#
      • 1...Bf2+!
    • 1.Qd4?
      • threat
        • 2.Qc3#
        • 2.Qc5#
      • 1...Bf2
        • 2.Qc3#
      • 1...Sd1
        • 2.Qc5#
      • 1...Sd3
        • 2.Qc3#
      • 1...Sa4!
  • Keys
    • 1.Ke4!
      • threat
        • 2.Sd5#
      • 1...Sxd2+
        • 2.Qxd2#
      • 1...Sxd6+
        • 2.Qxd6#
      • 1...Se3
        • 2.Rxb5#
      • 1...Sb6
        • 2.Rxb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(G);N_PINS(d),P-FLIGHT
      • Threat
        • S(I)
      • Vars
        • S(d);::R1(F),XP(f)
      • Refutation
        • B(e);CHECK
    • Try
      • Q(E);
      • Threat
        • DUALS(2)
      • Vars
        • B(e);::QAB1(E)
        • S(a);::QAB1(E)
      • Refutation
        • S(a);
  • Actual
    • K(G);N_PINS(d),S_FLIGHT
    • Threat
      • S(I)
    • Vars
      • S(d);CHECK,OGATE,XP(C)::QAB(E),XS(d)
      • S(d);CHECK,OGATE,XP(H)::QAB(E),XS(d)
      • S(d);::R1(F),XP(f)
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