MESON Chess Problem Database

Problem Display
PID: 245754 (5BB1/K3p3/1pRp1k1p/4Rn1Q/p1N2b1n/3r2pb/3Nrp2/4q3 w - - 0 1)

Wrobel, Marian

Skakbladet, 1930

5BB1/K3p3/1pRp1k1p/4Rn1Q/p1N2b1n/3r2pb/3Nrp2/4q3

#2

8 + 15

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Be3
      • 2.Se4#
      • 2.Re6#
    • 1...Bg5
      • 2.Qf7#
    • 1...Se3
      • 2.Se4#
      • 2.Qf7#
    • 1...Sd4
      • 2.Qf7#
    • 1...Sg7
      • 2.Bxe7#
      • 2.Qf7#
  • Tries
    • 1.Bxe7+?
      • 1...Sxe7
        • 2.Qf7#
      • 1...Kg7!
    • 1.Bg7+?
      • 1...Sxg7
        • 2.Qf7#
      • 1...Kxg7!
  • Keys
    • 1.Sxb6!
      • threat
        • 2.Sd7#
      • 1...Kxe5
        • 2.Bg7#
      • 1...Be3
        • 2.Re6#
      • 1...Se3
        • 2.Se4#
      • 1...Sd4
        • 2.Sd5#
      • 1...Sg7
        • 2.Bxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • B(h);SBLOCK::QAR1(D)
    • S(j);::QAR1(D)
  • Tries
    • Try
      • B(G);CHECK,XP(o)
      • Vars
        • S(j);XB(G)::QAR1(D)
      • Refutation
        • K(m);N_SPINP(l),S_FLIGHT
    • Try
      • B(G);CHECK
      • Vars
        • S(j);XB(G)::QAR1(D)
      • Refutation
        • K(m);N_SPINP(l),S_FLIGHT,XB(G)
  • Actual
    • S(B);XP(k)
    • Threat
      • S(B)
    • Vars
      • K(m);N_SPINP(l),P_SPINS(j),S_FLIGHT,XR(C)::B(G)
      • B(h);P_PINS(B),S_CUTR(b)::R1(C)
      • S(j);S_CUTR(b)::S(A)
      • S(j);S_CUTR(d)::S(B)
      • S(j);N_GUARD,SBLOCK::B(G),XP(o)
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