MESON Chess Problem Database

Problem Display
PID: 150516 (K7/2N5/Nk5p/b1R1pP2/4P3/2pp2p1/1p4QP/rr4B1 w - - 0 1)

Fink, Adolf Jay

Good Companions (October), 1914

K7/2N5/Nk5p/b1R1pP2/4P3/2pp2p1/1p4QP/rr4B1

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...gxh2
      • 2.Qg6#
  • Tries
    • 1.Sb4?
      • threat
        • 2.Sbd5#
        • 2.Scd5#
        • 2.Rc6#
      • 1...Rxg1
        • 2.Rc6#
      • 1...Bxb4+!
    • 1.Sb8?
      • threat
        • 2.Sd5#
        • 2.Sd7#
        • 2.Rc6#
      • 1...Rxg1
        • 2.Sd7#
        • 2.Rc6#
      • 1...Bb4+!
    • 1.Rd5+?
      • 1...Rxg1
        • 2.Rd6#
      • 1...Kc6!
    • 1.Rxe5+?
      • 1...Rxg1
        • 2.Re6#
      • 1...Kc6!
  • Keys
    • 1.Qd2!
      • threat
        • 2.Qxh6#
      • 1...cxd2
        • 2.Rc1#
      • 1...h5
        • 2.Qh6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • P(f);OGATE,XP(C)::QAR(B)
  • Tries
    • Try
      • S(G);
      • Threat
        • DUALS(3)
      • Vars
        • R(b);XB(A)::R1(E)
      • Refutation
        • B(g);CHECK,XS(G)
    • Try
      • S(G);
      • Threat
        • DUALS(3)
      • Refutation
        • B(g);CHECK
    • Try
      • R(E);CHECK
      • Vars
        • R(b);XB(A)::R(E)
      • Refutation
        • K(i);P-FLIGHT
    • Try
      • R(E);CHECK,XP(h)
      • Vars
        • R(b);XB(A)::R(E)
      • Refutation
        • K(i);P-FLIGHT
  • Actual
    • Q(B);
    • Threat
      • QAR(B),XP(j)
    • Vars
      • P(d);OGATE,XQ(B)::B(A)+R(E)
      • P(j);::QAR(B)
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