MESON Chess Problem Database

Problem Display
PID: 75555 (3b4/5p2/2P4p/4p1kP/b2p4/1r2rRK1/5Q1R/2BB4 w - - 0 1)

Lennon, Jean

di Scala, Pascal

4th Comm., Il Due Mosse 17. TT, 1962

3b4/5p2/2P4p/4p1kP/b2p4/1r2rRK1/5Q1R/2BB4

#2

8 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...d3
      • 2.Bxe3#
      • 2.Qxe3#
  • Tries
    • 1.Kh3?
      • threat
        • 2.Rg3#
        • 2.Qh4#
      • 1...f5
        • 2.Qh4#
      • 1...Kxh5!
    • 1.Bxe3+?
      • 1...dxe3
        • 2.Rf5#
      • 1...Rxe3!
  • Keys
    • 1.Kg2!
      • threat
        • 2.Rg3#
        • 2.Rf5#
        • 2.Qg3#
        • 2.Qh4#
      • 1...Kg4
        • 2.Rg3#
        • 2.Qg3#
      • 1...Bxc6
        • 2.Qg3#
        • 2.Qh4#
      • 1...f5
        • 2.Rxf5#
        • 2.Qh4#
      • 1...Rb2
        • 2.Rg3#
        • 2.Rf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Threat
        • DUALS(2)
      • Vars
        • P(h);::QAB1(C)
      • Refutation
        • K(f);N_SPINR(b),P-FLIGHT,XP(G)
    • Try
      • B(A);CHECK,N_SPINR(E),XR(b)
      • Vars
        • P(d);XB(A)::R1(E)
      • Refutation
        • R(a);P_PINR(E),XB(A)
  • Actual
    • K(F);N_SPINR(E),P-FLIGHT
    • Threat
      • DUALS(4)
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