MESON Chess Problem Database

Problem Display
PID: 21290 (3R4/8/3bpN1Q/4kp2/1P6/2r1p1K1/2P1N3/Bn1b4 w - - 0 1)

Funk, Jacob E

Densmore MT (Pittsburgh Gazette-Times), 1918-1920

3R4/8/3bpN1Q/4kp2/1P6/2r1p1K1/2P1N3/Bn1b4

#2

8 + 8

3360 Simple Two-move Themes 1924

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Bxc3#
    • 1...Sa3
      • 2.Bxc3#
    • 1...f4+
      • 2.Qxf4#
  • Tries
    • 1.Rf8?
      • threat
        • 2.Qxe3#
        • 2.Qf4#
      • 1...f4+
        • 2.Qxf4#
      • 1...Bxc2
        • 2.Qf4#
      • 1...Bxb4
        • 2.Qf4#
      • 1...Bc5
        • 2.Qf4#
      • 1...Bc7
        • 2.Qf4#
      • 1...Be7
        • 2.Qf4#
      • 1...Bb8
        • 2.Qf4#
      • 1...Sd2
        • 2.Bxc3#
        • 2.Qf4#
      • 1...Bxf8!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Sc6#
      • 1...Kxd4+
        • 2.Qf4#
      • 1...e2+
        • 2.Sf3#
      • 1...f4+
        • 2.Qxf4#
      • 1...Rc6
        • 2.Sf3#
        • 2.Sxc6#
      • 1...Bf3
        • 2.Sxf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • S(a);N_GUARD::B(A),XR(c)
    • P(f);CHECK::QAB1(G),XP(f)
  • Tries
    • Try
      • R(H);
      • Threat
        • DUALS(2)
      • Vars
        • P(f);CHECK::QAB1(G),XP(f)
        • B(b);XP(B)::QAB1(G)
        • B(g);XP(E)::QAB1(G)
        • B(g);::QAB1(G)
      • Refutation
        • B(g);XR(H)
  • Actual
    • S(C);N_PINR(c)
    • Threat
      • S(C)
    • Vars
      • K(e);CHECK,P_SPINB(g),P_SPINR(c),S_FLIGHT,XS(C)::QAR2(G)
      • P(d);CHECK,S_CUTB(b)::S(C)
      • P(f);CHECK::QAB1(G),XP(f)
      • B(b);N_GUARD::S(C),XB(b)
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