MESON Chess Problem Database

Problem Display
PID: 261390 (4k2r/2R2N2/2Pp1P2/2p1p3/2pqB3/2p1rN2/2PbP3/K5R1 w k - 0 1)

Subotic, Miroslav

Neue Zurcher Zeitung, 1995

4k2r/2R2N2/2Pp1P2/2p1p3/2pqB3/2p1rN2/2PbP3/K5R1

#2

10 + 10

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Rh2
      • 2.Rg8#
    • 1...Rh3
      • 2.Rg8#
    • 1...Rh4
      • 2.Rg8#
    • 1...Rh5
      • 2.Rg8#
    • 1...Rh6
      • 2.Rg8#
    • 1...Rh7
      • 2.Rg8#
    • 1...Rf8
      • 2.Re7#
    • 1...Rg8
      • 2.Rxg8#
  • Tries
    • 1.S7g5?
      • threat
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#
      • 1...0-0
        • 2.Sf7#
      • 1...Kd8!
    • 1.Sxd6+?
      • 1...Kd8
        • 2.Rd7#
        • 2.Rc8#
      • 1...Kf8
        • 2.Rf7#
        • 2.Rc8#
      • 1...Qxd6!
    • 1.Sh6?
      • threat
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#
      • 1...Rxh6
        • 2.Rg8#
      • 1...Kd8!
    • 1.Sxh8?
      • threat
        • 2.Rg8#
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#
      • 1...Qd5
        • 2.Rc8#
      • 1...Kd8!
    • 1.Bg6?
      • threat
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#
      • 1...0-0
        • 2.Be4#
      • 1...Qg4!
    • 1.Rb1?
      • threat
        • 2.Rb8#
      • 1...Kf8
        • 2.Rb8#
      • 1...0-0
        • 2.Rg1#
      • 1...Rh1!
    • 1.Rg7?
      • threat
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#
      • 1...Rh1+!
  • Keys
    • 1.S3g5!
      • threat
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#
      • 1...0-0
        • 2.Sf3#
        • 2.Bh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 8
  • Sets
    • R(j);N_GUARD::R(B)
    • R(j);SBLOCK::R1(I)
    • R(j);N_GUARD::R(B),XR(j)
  • Tries
    • Try
      • S(J);
      • Threat
        • R(I)
      • Vars
        • K(i);P-FLIGHT::R(I)
        • K(i);0-0::R(B)+S(J)
      • Refutation
        • K(i);P-FLIGHT
    • Try
      • S(J);CHECK,XP(h)
      • Refutation
        • Q(e);XS(J)
    • Try
      • S(J);
      • Threat
        • R(I)
      • Vars
        • K(i);P-FLIGHT::R(I)
        • R(j);N_GUARD,XS(J)::R(B)
      • Refutation
        • K(i);P-FLIGHT
    • Try
      • S(J);XR(j)
      • Threat
        • DUALS(2)
      • Vars
        • K(i);P-FLIGHT::R(I)
        • Q(e);::R(I)
      • Refutation
        • K(i);P-FLIGHT
    • Try
      • B(F);
      • Threat
        • R(I)
      • Vars
        • K(i);P-FLIGHT::R(I)
        • K(i);0-0,OGATEB::R(B)+B(F)
      • Refutation
        • Q(e);
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • K(i);P-FLIGHT::R(B)
        • K(i);0-0,OGATEB::R(B)
      • Refutation
        • R(j);P_PINR(B)
    • Try
      • R(B);
      • Threat
        • R(I)
      • Vars
        • K(i);P-FLIGHT::R(I)
      • Refutation
        • R(j);CHECK
  • Actual
    • S(E);
    • Threat
      • R(I)
    • Vars
      • K(i);P-FLIGHT::R(I)
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