MESON Chess Problem Database

Problem Display
PID: 226987 (8/4pp2/1P2pR2/4kP2/2P3PP/4K3/7P/7Q w - - 0 1)

Camponovo, Elios

Zeitbilder, 1938

8/4pp2/1P2pR2/4kP2/2P3PP/4K3/7P/7Q

#2

9 + 4

15257 Kunstwerke auf 64 Feldern (1922-1966) (Ott, Kummer, Schudel) 1968

SOLUTION

  • SOUND
  • Sets
    • 1...Kd6
      • 2.Qd5#
    • 1...exf5
      • 2.Qa1#
  • Tries
    • 1.Rh6?
      • 1...Kd6
        • 2.Qd5#
      • 1...exf5
        • 2.Qd5#
        • 2.Qa1#
      • 1...f6!
    • 1.Rxf7?
      • 1...exf5
        • 2.Qd5#
      • 1...Kd6!
    • 1.Qg2?
      • 1...Kd6
        • 2.Qd5#
      • 1...exf5
        • 2.Qb2#
      • 1...exf6
        • 2.Qg3#
      • 1...Kxf6!
    • 1.Qf3?
      • 1...Kd6
        • 2.Qd5#
      • 1...exf5
        • 2.Qxf5#
      • 1...exf6
        • 2.Qg3#
        • 2.Qf4#
      • 1...Kxf6!
    • 1.Qe4+?
      • 1...Kd6
        • 2.Qd5#
      • 1...Kxf6!
    • 1.Qc6?
      • 1...exf5
        • 2.Rxf5#
      • 1...exf6
        • 2.Qc5#
        • 2.Qc7#
      • 1...Kxf6!
    • 1.Qb7?
      • 1...Kd6
        • 2.Qd5#
        • 2.Qc7#
      • 1...exf5
        • 2.Qxe7#
      • 1...exf6
        • 2.Qc7#
        • 2.Qb8#
      • 1...Kxf6!
    • 1.h3?
      • 1...Kd6
        • 2.Qd5#
      • 1...exf5
        • 2.Qa1#
      • 1...exf6
        • 2.Qh2#
      • 1...Kxf6!
    • 1.g5?
      • 1...Kd6
        • 2.Qd5#
      • 1...exf5
        • 2.Qd5#
        • 2.Qa1#
      • 1...exf6!
  • Keys
    • 1.Qa8!
      • 1...Kd6
        • 2.Qd5#
      • 1...Kxf6
        • 2.Qh8#
      • 1...exf5
        • 2.Qa1#
      • 1...exf6
        • 2.Qb8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
    • P(b);XP(G)::QAB(A)
  • Tries
    • Try
      • R(I);
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
      • Refutation
        • P(d);
    • Try
      • R(I);XP(d)
      • Vars
        • P(b);N_GUARD,XP(G)::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
        • P(b);XP(G)::QAB(A)
        • P(c);SBLOCK,XR(I)::QAB(A)
      • Refutation
        • K(a);S_FLIGHT,XR(I)
    • Try
      • Q(A);
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
        • P(b);OGATE,XP(G)::QAR1(A),XP(b)
      • Refutation
        • K(a);S_FLIGHT,XR(I)
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT,XR(I)
    • Try
      • Q(A);
      • Vars
        • P(b);OGATE,XP(G)::R1(I),XP(b)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT,XR(I)
    • Try
      • Q(A);
      • Vars
        • P(b);OGATEB,XP(G)::QAR2(A),XP(c)
      • Refutation
        • K(a);S_FLIGHT,XR(I)
    • Try
      • P(B);
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
        • P(b);XP(G)::QAB(A)
        • P(c);SBLOCK,XR(I)::QAB(A)
      • Refutation
        • K(a);S_FLIGHT,XR(I)
    • Try
      • P(E);
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
      • Refutation
        • P(c);XR(I)
  • Actual
    • Q(A);
    • Vars
      • K(a);P_SPINP(b),S_FLIGHT::QAR1(A)
      • K(a);OGATEB,S_FLIGHT,XR(I)::QAB(A)
      • P(b);XP(G)::QAB(A)
      • P(c);SBLOCK,XR(I)::QAB(A)
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