MESON Chess Problem Database

Problem Display
PID: 268442 (8/qp6/1n2R1p1/7b/3PK3/b1N2p2/Rp1N2pP/1QB1kr2 w - - 0 1)

Chicco, Adriano

L'Italia Scacchistica, 1932

8/qp6/1n2R1p1/7b/3PK3/b1N2p2/Rp1N2pP/1QB1kr2

#2

9 + 11

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Tries
    • 1.Sxf3+?
      • 1...Kf2
        • 2.Be3#
        • 2.Qc2#
      • 1...Rxf3
        • 2.Be3#
      • 1...Bxf3+!
    • 1.Sc4?
      • threat
        • 2.Be3#
      • 1...Kf2
        • 2.Be3#
      • 1...bxc1Q
        • 2.Kd3#
      • 1...bxc1S
        • 2.Kf4#
      • 1...bxc1B
        • 2.Kd3#
      • 1...bxc1R
        • 2.Kd3#
        • 2.Kf4#
      • 1...f2
        • 2.Bd2#
      • 1...Qa4!
  • Keys
    • 1.Sb3!
      • threat
        • 2.Be3#
      • 1...Kf2
        • 2.Be3#
      • 1...bxc1Q
        • 2.Kd3#
      • 1...bxc1S
        • 2.Kf4#
      • 1...bxc1B
        • 2.Kd3#
      • 1...bxc1R
        • 2.Kd3#
        • 2.Kf4#
      • 1...f2
        • 2.Bd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK,XP(f)
      • Vars
        • R(b);XS(D)::QAR(A)+B(B)
      • Refutation
        • B(g);CHECK,XS(D)
    • Try
      • S(D);
      • Threat
        • QAR(A)+B(B)
      • Vars
        • K(a);P_SPINP(c),S_FLIGHT::B(B)
        • P(c);P_SPINQ(c),XB(B)::R(I)+K(H)
        • P(c);P_SPINS(c),XB(B)::R(I)+K(H)
        • P(c);P_SPINB(c),XB(B)::R(I)+K(H)
        • P(f);SBLOCK::QAR(A)+B(B),DCHECK
      • Refutation
        • Q(j);
  • Actual
    • S(D);
    • Threat
      • QAR(A)+B(B)
    • Vars
      • K(a);P_SPINP(c),S_FLIGHT::B(B)
      • P(c);P_SPINQ(c),XB(B)::R(I)+K(H)
      • P(c);P_SPINS(c),XB(B)::R(I)+K(H)
      • P(c);P_SPINB(c),XB(B)::R(I)+K(H)
      • P(f);SBLOCK::QAR(A)+B(B),DCHECK
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