MESON Chess Problem Database

Problem Display
PID: 201556 (K7/1N2bp1n/3RN1b1/1P2k1P1/4P1p1/BBp5/1p2Q3/2q5 w - - 0 1)

Wahlmark, Carl Primus

Upsala Nya Tidning, 1922

K7/1N2bp1n/3RN1b1/1P2k1P1/4P1p1/BBp5/1p2Q3/2q5

#2

10 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd6
      • 2.Bxd6#
  • Keys
    • 1.Sbc5!
      • threat
        • 2.Sd3#
        • 2.Sd7#
        • 2.Rd5#
      • 1...Bxe4+
        • 2.Rd5#
      • 1...Kxd6
        • 2.e5#
      • 1...Qxg5
        • 2.Sd7#
      • 1...Bxg5
        • 2.Sd7#
      • 1...Bxd6
        • 2.Sd3#
        • 2.Sd7#
      • 1...Sxg5
        • 2.Sd7#
      • 1...fxe6
        • 2.Sd3#
      • 1...b1Q
        • 2.Sd7#
        • 2.Rd5#
      • 1...b1B
        • 2.Sd7#
        • 2.Rd5#
      • 1...Qd2
        • 2.Sd7#
      • 1...Qe3
        • 2.Rd5#
      • 1...Qb1
        • 2.Sd7#
        • 2.Rd5#
      • 1...Qd1
        • 2.Sd7#
      • 1...Qc2
        • 2.Sd7#
        • 2.Rd5#
      • 1...Sf6
        • 2.Sd3#
      • 1...Sf8
        • 2.Sd3#
        • 2.Rd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 1
  • Sets
    • B(g);OGATE,XR(G)::B(B),XB(g)
  • Actual
    • S(I);
    • Threat
      • DUALS(3)
    • Vars
      • B(f);CHECK,P_SPINB(f),XP(D)::R1(G)
      • K(e);OGATE,S_FLIGHT,XR(G)::P(D)
      • Q(a);XP(F)::S(I)
      • B(g);XP(F)::S(I)
      • S(i);XP(F)::S(I)
      • P(h);XS(H)::S(I)
      • Q(a);::S(I)
      • Q(a);::R1(G)
      • S(i);::S(I)
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