MESON Chess Problem Database

Problem Display
PID: 275124 (3r4/1B2N1b1/P7/2p1P2Q/3k2p1/R7/K2P1n2/N1R5 w - - 0 1)

Dowd, Steven B

Tarnawiecki, Antonio

Garzon-60 JT (Problemas), 2023

3r4/1B2N1b1/P7/2p1P2Q/3k2p1/R7/K2P1n2/N1R5

#2

10 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe5
      • 2.Sf5#
    • 1...Sd3
      • 2.Sb3#
  • Tries
    • 1.Bd5?
      • threat
        • 2.Sc2#
        • 2.Rc4#
      • 1...c4
        • 2.Rxc4#
      • 1...Rxd5!
    • 1.Rd3+?
      • 1...Sxd3
        • 2.Sb3#
      • 1...Kxd3!
    • 1.Re3?
      • threat
        • 2.Sb3#
        • 2.Sf5#
      • 1...Rf8
        • 2.Sb3#
      • 1...Se4
        • 2.Sb3#
      • 1...c4!
    • 1.Qf5?
      • threat
        • 2.Sb3#
      • 1...Se4
        • 2.Qxe4#
      • 1...c4!
  • Keys
    • 1.e6!
      • threat
        • 2.Qxc5#
      • 1...Rd5
        • 2.Qxd5#
      • 1...Rc8
        • 2.Qd5#
      • 1...Be5
        • 2.Sf5#
      • 1...Sd3
        • 2.Sb3#
      • 1...Se4
        • 2.Sc6#
      • 1...c4
        • 2.Sc2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(e);SBLOCK,XP(F)::S(J)
    • S(a);SBLOCK::S(A)
  • Tries
    • Try
      • B(I);
      • Threat
        • DUALS(2)
      • Vars
        • P(d);::R1(B),XP(d)
      • Refutation
        • R(f);XB(I)
    • Try
      • R(E);CHECK
      • Vars
        • S(a);SBLOCK,XR(E)::S(A)
      • Refutation
        • K(b);P-FLIGHT,XR(E)
    • Try
      • R(E);
      • Threat
        • DUALS(2)
      • Vars
        • R(f);::S(A)
        • S(a);::S(A)
      • Refutation
        • P(d);
    • Try
      • Q(G);
      • Threat
        • S(A)
      • Vars
        • S(a);N_GUARD::QAR1(G),XS(a)
      • Refutation
        • P(d);
  • Actual
    • P(F);
    • Threat
      • QAB1(G),XP(d)
    • Vars
      • R(f);N_GUARD::QAR1(G),XR(f)
      • R(f);N_GUARD::QAR1(G)
      • B(e);SBLOCK::S(J)
      • S(a);SBLOCK::S(A)
      • S(a);SBLOCK::S(J)
      • P(d);SBLOCK::S(A)
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