MESON Chess Problem Database

Problem Display
PID: 76996 (1Q6/3N2pK/r5B1/8/p2b3R/N1k4p/Pp4n1/6Rr w - - 0 1)

Hicks, GJ

The Tablet, 1948

(First published on Sat May 29 1948)

1Q6/3N2pK/r5B1/8/p2b3R/N1k4p/Pp4n1/6Rr

#2

8 + 9

15239 Valois Notebooks 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Bxg1
      • 2.Sb1#
      • 2.Qb4#
    • 1...Bf2
      • 2.Sb1#
      • 2.Qb4#
    • 1...Be3
      • 2.Sb1#
      • 2.Qb4#
    • 1...Bc5
      • 2.Sb1#
    • 1...Be5
      • 2.Sb1#
      • 2.Qb4#
    • 1...Bb6
      • 2.Sb1#
    • 1...Bf6
      • 2.Sb1#
      • 2.Qb4#
    • 1...Ba7
      • 2.Sb1#
      • 2.Qb4#
  • Tries
    • 1.Qg3+?
      • 1...Kd2
        • 2.Qd3#
      • 1...Be3
        • 2.Sb1#
      • 1...Se3
        • 2.Qe1#
      • 1...Kb4!
    • 1.Qc7+?
      • 1...Kb4
        • 2.Qc5#
      • 1...Rc6
        • 2.Qa5#
      • 1...Bc5
        • 2.Sb1#
      • 1...Kd2!
    • 1.Qb3+?
      • 1...Kd2
        • 2.Qd3#
      • 1...axb3!
  • Keys
    • 1.Qe5!
      • threat
        • 2.Qxd4#
      • 1...Kd2
        • 2.Sb1#
      • 1...Kb4
        • 2.Qc5#
      • 1...Bxe5
        • 2.Sb1#
      • 1...Sxh4
        • 2.Qe1#
      • 1...Rd6
        • 2.Qa5#
      • 1...Sf4
        • 2.Qe1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 2
  • Sets
    • B(g);::S(C)
  • Tries
    • Try
      • Q(H);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR1(H)
        • B(g);P_SPINB(g)::S(C)
        • S(c);N_GUARD,P_SPINS(c)::QAB(H)
      • Refutation
        • K(d);P_SPINB(g),S_FLIGHT
    • Try
      • Q(H);CHECK
      • Vars
        • K(d);P_SPINB(g),S_FLIGHT::QAB1(H)
        • R(h);N_GUARD,P_SPINR(h)::QAB(H)
        • B(g);P_SPINB(g)::S(C)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • Q(H);CHECK
      • Vars
        • K(d);OGATE,S_FLIGHT::QAR1(H)
      • Refutation
        • P(f);XQ(H)
  • Actual
    • Q(H);P_PINB(g)
    • Threat
      • QAB1(H),XB(g)
    • Vars
      • K(d);N_SPINB(g),S_FLIGHT::S(C)
      • K(d);S_FLIGHT::QAB1(H)
      • B(g);N_SPINB(g),XQ(H)::S(C)
      • S(c);N_GUARD,XR(D)::QAB(H)
      • R(h);N_GUARD::QAB(H)
      • S(c);N_GUARD::QAB(H)
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