MESON Chess Problem Database

Problem Display
PID: 184277 (8/2K5/1BPQP1N1/1pPB4/2Pk1bnR/1R1p1P2/3pr1n1/3N4 w - - 0 1)

Ianovcic, Anatole Felix

Match: Finland - Romania, 1937

8/2K5/1BPQP1N1/1pPB4/2Pk1bnR/1R1p1P2/3pr1n1/3N4

#2

13 + 8

78 Bulletin Ouvrier des Echecs 1955

SOLUTION

  • SOUND
  • Sets
    • 1...Be3
      • 2.Qe5#
    • 1...Bxd6+
      • 2.cxd6#
    • 1...S2e3
      • 2.Qxf4#
    • 1...S4e3
      • 2.Qe5#
  • Tries
    • 1.Qxf4+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Sxf4!
  • Keys
    • 1.Rb4!
      • threat
        • 2.cxb5#
      • 1...Bxd6+
        • 2.cxd6#
      • 1...bxc4
        • 2.Rxc4#
      • 1...S2e3
        • 2.Qxf4#
      • 1...S4e3
        • 2.Qe5#
      • 1...Se5
        • 2.Be4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(f);N_GUARD,N_PINQ(J),P_SPINS(g),S_CUTR(b)::QAB1(J)
    • B(f);CHECK,OGATE,P_SPINS(g),XQ(J)::B(H)+P(F),XB(f)
    • S(c);N_GUARD,S_CUTR(b)::QAR2(J),XB(f)
    • S(g);N_GUARD,P_SPINB(f),S_CUTR(b)::QAB1(J)
  • Tries
    • Try
      • Q(J);CHECK,N_SPINQ(J),XB(f)
      • Vars
        • R(b);N_GUARD,P_SPINR(b)::QAR1(J),XR(b)
      • Refutation
        • S(c);XQ(J)
  • Actual
    • R(B);
    • Threat
      • R(B)+P(D),XP(h)
    • Vars
      • B(f);CHECK,OGATE,P_SPINS(g),XQ(J)::B(H)+P(F),XB(f)
      • P(h);OGATE,P_SPINP(h),XP(D)::R1(B),XP(h)
      • S(c);N_GUARD,S_CUTR(b)::QAR2(J),XB(f)
      • S(g);N_GUARD,P_SPINB(f),S_CUTR(b)::QAB1(J)
      • S(g);N_PINQ(J),P_SPINB(f)::QAR(J)+B(G)
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