MESON Chess Problem Database

Problem Display
PID: 64949 (4kN2/1KB2R1p/8/8/1n2N2R/1B6/8/3r3b w - - 0 1)

Simay-Molnar, Aladar

1st Prize, Good Companions (January Meredith Ty.), 1922

4kN2/1KB2R1p/8/8/1n2N2R/1B6/8/3r3b

#2

7 + 5

3132 The Good Companion Two-Mover 1922
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe4+
      • 2.Rxe4#
    • 1...Sd5
      • 2.Sd6#
    • 1...Sc6
      • 2.Sf6#
  • Tries
    • 1.Bd5?
      • threat
        • 2.Sd6#
        • 2.Sf6#
      • 1...Bxe4
        • 2.Rxe4#
      • 1...Sxd5
        • 2.Sd6#
      • 1...Rf1
        • 2.Sd6#
      • 1...Rxd5!
    • 1.Rxh1?
      • threat
        • 2.Sf6#
      • 1...Sd5
        • 2.Sd6#
      • 1...Rf1
        • 2.Sd6#
      • 1...Rd6
        • 2.Sxd6#
      • 1...Rd5!
  • Keys
    • 1.Sg6!
      • threat
        • 2.Re7#
      • 1...Bxe4+
        • 2.Rxe4#
      • 1...hxg6
        • 2.Rh8#
      • 1...Sd5
        • 2.Sd6#
      • 1...Rd7
        • 2.Rf8#
      • 1...Sc6
        • 2.Sf6#

There are these versions: 101578

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(b);CHECK,OGATE,XS(B)::R(C),XB(b)
    • S(c);N_PINS(B)::S(B)
  • Tries
    • Try
      • B(A);N_SPINS(B)
      • Threat
        • DUALS(2)
      • Vars
        • B(b);OGATE,P_PINB(A),XS(B)::R(C),XB(b)
        • S(c);XB(A)::S(B)
        • R(a);::S(B)
      • Refutation
        • R(a);XB(A)
    • Try
      • R(C);N_SPINS(B),XB(b)
      • Threat
        • S(B)
      • Vars
        • S(c);S_CUTR(a)::S(B)
        • R(a);N_GUARD::S(B)
        • R(a);N_GUARD::S(B),XR(a)
      • Refutation
        • R(a);
  • Actual
    • S(G);
    • Threat
      • R1(F)
    • Vars
      • B(b);CHECK,OGATE,XS(B)::R(C),XB(b)
      • P(d);OGATE,XS(G)::R(C)
      • S(c);N_PINS(B)::S(B)
      • R(a);P_PINB(E),SBLOCK::R1(F)
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