MESON Chess Problem Database

Problem Display
PID: 36227 (3nr3/2q5/R2B2Qp/1P1k4/1Pp5/8/B2NN1bb/2K1R3 w - - 0 1)

Wrobel, Marian

1st Prize, Argentine Chess Federation, 1950

3nr3/2q5/R2B2Qp/1P1k4/1Pp5/8/B2NN1bb/2K1R3

#2

10 + 8

264 Magyar Sakkelet 1951
3105 FIDE Album (1945-1955) 1964

SOLUTION

  • SOUND
  • Sets
    • 1...Qa5
      • 2.Bxc4#
    • 1...Qb6
      • 2.Bxc4#
    • 1...Qb8
      • 2.Bxc4#
    • 1...Qa7
      • 2.Bxc4#
    • 1...Qb7
      • 2.Bxc4#
    • 1...Qd7
      • 2.Bxc4#
    • 1...Qe7
      • 2.Bxc4#
    • 1...Qf7
      • 2.Bxc4#
    • 1...Qg7
      • 2.Bxc4#
    • 1...Qh7
      • 2.Bxc4#
    • 1...Re6
      • 2.Qd3#
    • 1...Sc6
      • 2.Bxc4#
    • 1...Se6
      • 2.Qxg2#
  • Tries
    • 1.Sf4+?
      • 1...Bxf4
        • 2.Qd3#
      • 1...Kd4!
    • 1.Qxg2+?
      • 1...Re4
        • 2.Qxe4#
      • 1...Ke6!
  • Keys
    • 1.Be5!
      • threat
        • 2.Sc3#
      • 1...Kxe5
        • 2.Qh5#
      • 1...Qxe5
        • 2.Bxc4#
      • 1...Rxe5
        • 2.Qd3#
      • 1...Bxe5
        • 2.Qxg2#
      • 1...Be4
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 13
  • Sets
    • Q(f);N_GUARD::B(C),XP(c)
    • R(h);SBLOCK::QAR2(J)
    • S(g);S_CUTQ(f)::B(C),XP(c)
    • S(g);SBLOCK,S_CUTR(h)::QAB(J),XB(a)
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • B(b);P_PINS(D),XS(E)::QAR2(J)
      • Refutation
        • K(d);N_SPINP(c),P-FLIGHT
    • Try
      • Q(J);CHECK,XB(a)
      • Vars
        • R(h);N_GUARD,P_SPINR(h)::QAB1(J),XR(h)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • B(I);
    • Threat
      • S(E)
    • Vars
      • K(d);N_SPINP(c),OGATEB,P-FLIGHT,XB(I)::QAR(J)
      • Q(f);N_GUARD,SBLOCK,XB(I)::B(C),XP(c)
      • R(h);SBLOCK,XB(I)::QAR2(J)
      • B(b);SBLOCK,XB(I)::QAB(J),XB(a)
      • B(a);N_GUARD::QAB1(J),XB(a)
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