MESON Chess Problem Database

Problem Display
PID: 223432 (5q2/8/6R1/2prP3/3p1k1N/4R3/Q2P4/2Kn4 w - - 0 1)

Wheeler, Charles Henry

Chess Problems, 1880

5q2/8/6R1/2prP3/3p1k1N/4R3/Q2P4/2Kn4

#2

7 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qf5
      • 2.Sg2#
  • Keys
    • 1.d3!
      • threat
        • 2.Re4#
      • 1...Kxe3
        • 2.Qd2#
      • 1...Rxe5
        • 2.Rf3#
      • 1...Sxe3
        • 2.Qh2#
      • 1...dxe3
        • 2.Qh2#
      • 1...Qf5
        • 2.Sg2#
      • 1...Sf2
        • 2.Qxf2#
      • 1...Sc3
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • Q(f);SBLOCK::S(E)
  • Actual
    • P(C);
    • Threat
      • R1(D)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XR(D)::QAB1(B)
      • R(e);SBLOCK,XP(F)::R1(D)
      • S(a);SBLOCK,XR(D)::QAB(B)
      • P(b);SBLOCK,XR(D)::QAB(B)
      • Q(f);SBLOCK::S(E)
      • S(a);N_GUARD::QAR2(B),XS(a)
      • S(a);N_GUARD::QAR2(B)
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