MESON Chess Problem Database

Problem Display
PID: 229805 (8/K2b1n1r/2R2pN1/1N1k4/4p3/6pq/3PB3/8 w - - 0 1)

le Petit, EA

Southend Times, 1937

(First published on Wed Jun 2 1937)

8/K2b1n1r/2R2pN1/1N1k4/4p3/6pq/3PB3/8

#2

6 + 8

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...e3
      • 2.Bf3#
  • Tries
    • 1.Sc3+?
      • 1...Kd4
        • 2.Rc4#
      • 1...Kxc6!
    • 1.Sc7+?
      • 1...Kd4
        • 2.Rc4#
      • 1...Kxc6!
    • 1.Rc5+?
      • 1...Ke6
        • 2.Bc4#
      • 1...Kxc5!
  • Keys
    • 1.d4!
      • threat
        • 2.Se7#
      • 1...Kxc6
        • 2.Se7#
      • 1...Bxc6
        • 2.Sf4#
      • 1...exd4 ep
        • 2.Bf3#
      • 1...Sd6
        • 2.Rxd6#
      • 1...e3
        • 2.Bf3#
      • 1...Qe6
        • 2.Rc5#
      • 1...Se5
        • 2.Rd6#
      • 1...Sg5
        • 2.Rd6#
      • 1...Sh6
        • 2.Rd6#
      • 1...Sd8
        • 2.Rd6#
      • 1...Sh8
        • 2.Rd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • P(c);OGATEB::B(B)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(d);P-FLIGHT::R1(D)
      • Refutation
        • K(d);S_FLIGHT,XR(D)
    • Try
      • S(C);CHECK
      • Vars
        • K(d);P-FLIGHT::R1(D)
      • Refutation
        • K(d);S_FLIGHT,XR(D)
    • Try
      • R(D);CHECK
      • Vars
        • K(d);S_FLIGHT::B(B)
      • Refutation
        • K(d);P-FLIGHT,XR(D)
  • Actual
    • P(A);
    • Threat
      • S(E)
    • Vars
      • K(d);S_FLIGHT,XR(D)::S(E)
      • B(f);SBLOCK,XR(D)::S(E)
      • P(c);EP,OGATEB,XP(A)::B(B)
      • S(g);N_GUARD::R1(D),XS(g)
      • P(c);OGATEB::B(B)
      • Q(b);SBLOCK::R1(D)
      • S(g);N_GUARD::R1(D)
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