MESON Chess Problem Database

Problem Display
PID: 194879 (4N1K1/Q7/1np1P3/3kpP1R/prp5/2p4B/2P1NP2/2B5 w - - 0 1)

Belli, Nicolo

L'Italia Scacchistica, 1918

4N1K1/Q7/1np1P3/3kpP1R/prp5/2p4B/2P1NP2/2B5

#2

11 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Bg2#
    • 1...Sd7
      • 2.Sxc3#
    • 1...Sa8
      • 2.Sxc3#
    • 1...Sc8
      • 2.Sxc3#
    • 1...e4
      • 2.f6#
    • 1...c5
      • 2.Qb7#
  • Tries
    • 1.Sxc3+?
      • 1...Kc5
        • 2.Be3#
      • 1...Kd4!
    • 1.Be3?
      • threat
        • 2.Sxc3#
      • 1...Ke4
        • 2.Bg2#
      • 1...c5
        • 2.Qb7#
      • 1...e4
        • 2.f6#
      • 1...Rb3!
    • 1.Qe7?
      • threat
        • 2.Sf6#
      • 1...Ke4
        • 2.Bg2#
      • 1...c5
        • 2.Qb7#
      • 1...e4
        • 2.Qd6#
        • 2.f6#
      • 1...Sd7!
  • Keys
    • 1.Ba3!
      • 1...Ke4
        • 2.Bg2#
      • 1...Kc5
        • 2.Qa5#
      • 1...Rb1
        • 2.Sf6#
      • 1...Rb2
        • 2.Sf6#
      • 1...Rb3
        • 2.Sf6#
      • 1...Rb5
        • 2.Sf6#
      • 1...Sd7
        • 2.Sxc3#
      • 1...Sa8
        • 2.Sxc3#
      • 1...Sc8
        • 2.Sxc3#
      • 1...e4
        • 2.f6#
      • 1...c5
        • 2.Qb7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(e);S_FLIGHT::B(E)
    • S(g);::S(C),XP(a)
    • P(f);SBLOCK::R(G)+P(F)
    • P(h);OGATEB,SBLOCK::QAB(I)
  • Tries
    • Try
      • S(C);CHECK,XP(a)
      • Vars
        • K(e);P-FLIGHT,P_SPINS(g)::B(A)
      • Refutation
        • K(e);P-FLIGHT,P_SPINS(g)
    • Try
      • B(A);
      • Threat
        • S(C),XP(a)
      • Vars
        • K(e);S_FLIGHT::B(E)
        • P(h);OGATEB::QAB(I)
        • P(f);SBLOCK::R(G)+P(F)
      • Refutation
        • R(c);
    • Try
      • Q(I);
      • Threat
        • S(J)
      • Vars
        • K(e);S_FLIGHT::B(E)
        • P(h);OGATEB,SBLOCK::QAB(I)
      • Refutation
        • S(g);
  • Actual
    • B(A);
    • Vars
      • K(e);S_FLIGHT::B(E)
      • K(e);P-FLIGHT,P_SPINR(c),P_SPINS(g)::QAR2(I)
      • R(c);::S(J)
      • S(g);::S(C),XP(a)
      • P(f);SBLOCK::R(G)+P(F)
      • P(h);OGATEB,SBLOCK::QAB(I)
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