MESON Chess Problem Database

Problem Display
PID: 155754 (1b6/1Q6/6Br/2PRP3/P1kp1PR1/8/1P2P3/3Kn3 w - - 0 1)

Morse, Christopher Jeremy

The Problemist Supplement, 2015

1b6/1Q6/6Br/2PRP3/P1kp1PR1/8/1P2P3/3Kn3

#2

11 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Sc2
      • 2.Bd3#
    • 1...Sg2
      • 2.Bd3#
    • 1...Sd3
      • 2.Bxd3#
      • 2.exd3#
    • 1...Sf3
      • 2.Bd3#
    • 1...d3
      • 2.f5#
  • Tries
    • 1.Rg3?
      • threat
        • 2.Qb3#
        • 2.b3#
      • 1...Sd3
        • 2.Bxd3#
        • 2.exd3#
      • 1...Sf3
        • 2.Bd3#
      • 1...d3!
    • 1.Rd6?
      • threat
        • 2.Qb5#
      • 1...Kxc5
        • 2.Qb5#
      • 1...Bxd6!
    • 1.Rd7?
      • threat
        • 2.Qb5#
      • 1...Kxc5
        • 2.Qb5#
      • 1...Bd6!
    • 1.Rd8?
      • threat
        • 2.Qb5#
      • 1...Kxc5
        • 2.Qb5#
      • 1...Bd6!
  • Keys
    • 1.e4!
      • threat
        • 2.Qb5#
      • 1...Kd3
        • 2.Qb3#
      • 1...dxe4 ep
        • 2.f5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • S(a);N_GUARD::B(J)
    • P(c);::R(F)+P(E)
  • Tries
    • Try
      • R(F);
      • Threat
        • DUALS(2)
      • Vars
        • S(a);N_GUARD::B(J)
      • Refutation
        • P(c);
    • Try
      • R(H);
      • Threat
        • QAB1(K)
      • Vars
        • K(b);P-FLIGHT,XP(G)::QAR1(K)
      • Refutation
        • B(e);XR(H)
    • Try
      • R(H);
      • Threat
        • QAB1(K)
      • Vars
        • K(b);P-FLIGHT,XP(G)::QAR1(K)
      • Refutation
        • B(e);
    • Try
      • R(H);
      • Threat
        • QAB1(K)
      • Vars
        • K(b);P-FLIGHT,XP(G)::QAR1(K)
      • Refutation
        • B(e);
  • Actual
    • P(C);
    • Threat
      • QAB1(K)
    • Vars
      • K(b);P_SPINP(c),S_FLIGHT::QAR2(K)
      • P(c);EP,XP(C)::R(F)+P(E)
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