MESON Chess Problem Database

Problem Display
PID: 245549 (2B5/2p3pQ/1n6/1p6/4R2N/2Bk2P1/3P4/1K3bn1 w - - 0 1)

Slesarenko, Anatoly Vasilevich

Hlas l'udu, 1985

2B5/2p3pQ/1n6/1p6/4R2N/2Bk2P1/3P4/1K3bn1

#2

8 + 7

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Be2
      • 2.Rd4#
    • 1...Se2
      • 2.Rd4#
    • 1...Sc4
      • 2.Re3#
  • Tries
    • 1.Sg6?
      • threat
        • 2.Sf4#
        • 2.Se5#
      • 1...Se2
        • 2.Se5#
      • 1...Sf3
        • 2.Sf4#
      • 1...Sh3
        • 2.Se5#
      • 1...Sc4
        • 2.Sf4#
      • 1...Sd5
        • 2.Se5#
      • 1...Sd7
        • 2.Sf4#
      • 1...Kxe4!
    • 1.Qh5?
      • threat
        • 2.Rd4#
      • 1...Kxe4
        • 2.Qf5#
      • 1...Se2
        • 2.Qf3#
      • 1...Sf3
        • 2.Qxf3#
      • 1...c5!
  • Keys
    • 1.Qg8!
      • threat
        • 2.Re3#
      • 1...Kxe4
        • 2.Bf5#
      • 1...Sc4
        • 2.Qd5#
      • 1...Sd5
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(a);SBLOCK::QAB(G)+R(E),DCHECK
    • S(b);SBLOCK::QAB(G)+R(E),DCHECK
    • S(e);SBLOCK::QAB(G)+R(E),DCHECK
  • Tries
    • Try
      • S(F);
      • Threat
        • DUALS(2)
      • Vars
        • S(b);::S(F)
        • S(e);::S(F)
      • Refutation
        • K(c);S_FLIGHT,XR(E)
    • Try
      • Q(G);
      • Threat
        • R1(E)
      • Vars
        • K(c);OGATEB,S_FLIGHT,XR(E)::QAB1(G)
        • S(b);N_GUARD::QAR2(G)
        • S(b);N_GUARD::QAR2(G),XS(b)
      • Refutation
        • P(f);
  • Actual
    • Q(G);
    • Threat
      • R1(E)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XR(E)::B(H)
      • S(e);N_GUARD::QAR2(G)
      • S(e);N_GUARD::QAR2(G),XS(e)
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