MESON Chess Problem Database

Problem Display
PID: 245747 (3r2Bb/2N1pn2/2Q5/1PPr4/2k1q1bR/R2pPpP1/1PN1n2K/8 w - - 0 1)

Wrobel, Marian

Revista Romana de Sah, 1927

3r2Bb/2N1pn2/2Q5/1PPr4/2k1q1bR/R2pPpP1/1PN1n2K/8

#2

12 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bd7
      • 2.Qxd5#
    • 1...Bc3
      • 2.b3#
    • 1...Sc3
      • 2.b3#
    • 1...Sd4
      • 2.Rc3#
    • 1...Sd6
      • 2.cxd6#
  • Keys
    • 1.b6!
      • threat
        • 2.Qb5#
      • 1...Rxc5
        • 2.Qa4#
      • 1...Bd7
        • 2.Qxd5#
      • 1...Sc3
        • 2.b3#
      • 1...Sd4
        • 2.Rc3#
      • 1...Sd6
        • 2.cxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • B(f);P_SPINQ(e),S_CUTR(j)::QAB1(J),XR(g)
    • B(k);SBLOCK::P(A)
    • S(a);SBLOCK::P(A)
    • S(a);N_GUARD,S_CUTB(k)::R1(D)
    • S(i);OGATE,P_SPINR(g)::QAR(J)+P(I),XS(i)
  • Actual
    • P(H);
    • Threat
      • QAB1(J)
    • Vars
      • R(g);P_SPINR(g),P_SPINS(i),SBLOCK,XP(I)::QAR2(J)
      • B(f);P_SPINQ(e),S_CUTR(j)::QAB1(J),XR(g)
      • S(a);SBLOCK::P(A)
      • S(a);N_GUARD,S_CUTB(k)::R1(D)
      • S(i);OGATE,P_SPINR(g)::QAR(J)+P(I),XS(i)
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