MESON Chess Problem Database

Problem Display
PID: 16908 (8/8/2pp1K2/3kp3/2p3p1/2p1P3/2P2B2/Q6R w - - 0 1)

Wenman, Francis Percival (aka Percy Wenman)

One Hundred Published Problems, 1944

8/8/2pp1K2/3kp3/2p3p1/2p1P3/2P2B2/Q6R

#2

6 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.Qa5#
    • 1...e4
      • 2.Rh5#
    • 1...c5
      • 2.Qa8#
  • Tries
    • 1.Kf5?
      • threat
        • 2.e4#
      • 1...Kc5
        • 2.Qa5#
      • 1...c5
        • 2.Qa8#
      • 1...e4!
    • 1.Bg3?
      • 1...Kc5
        • 2.Qa5#
      • 1...e4
        • 2.Rh5#
      • 1...c5
        • 2.Qa8#
      • 1...Ke4!
    • 1.Rd1+?
      • 1...Kc5
        • 2.Qa5#
      • 1...Ke4!
    • 1.Rh2?
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc5
        • 2.Qa5#
      • 1...e4
        • 2.Rh5#
      • 1...c5
        • 2.Qa8#
      • 1...g3!
    • 1.Rh5?
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc5
        • 2.Qa5#
      • 1...c5
        • 2.Qh1#
        • 2.Qa8#
      • 1...g3!
    • 1.Rh6?
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc5
        • 2.Qa5#
      • 1...e4
        • 2.Rh5#
      • 1...c5
        • 2.Qa8#
      • 1...g3!
    • 1.Rh7?
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc5
        • 2.Qa5#
      • 1...e4
        • 2.Rh5#
      • 1...c5
        • 2.Qa8#
      • 1...g3!
    • 1.Rh8?
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc5
        • 2.Qa5#
      • 1...e4
        • 2.Rh5#
      • 1...c5
        • 2.Qa8#
      • 1...g3!
    • 1.Qa5+?
      • 1...c5
        • 2.Qa8#
      • 1...Ke4!
  • Keys
    • 1.Rh4!
      • 1...Ke4
        • 2.Qh1#
      • 1...Kc5
        • 2.Qa5#
      • 1...g3
        • 2.e4#
      • 1...e4
        • 2.Rh5#
      • 1...c5
        • 2.Qa8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(d);P-FLIGHT::QAR2(A)
    • P(e);OGATEB,SBLOCK::R(B)
    • P(f);OGATEB,SBLOCK::QAB(A)
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Threat
        • P(E)
      • Vars
        • K(d);P-FLIGHT::QAR2(A)
        • P(f);OGATEB,SBLOCK::QAB(A)
      • Refutation
        • P(e);
    • Try
      • B(D);
      • Vars
        • K(d);P-FLIGHT::QAR2(A)
        • P(e);OGATEB,SBLOCK::R(B)
        • P(f);OGATEB,SBLOCK::QAB(A)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • R(B);CHECK
      • Vars
        • K(d);P-FLIGHT::QAR2(A)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • R(B);
      • Vars
        • K(d);S_FLIGHT::QAB(A)
        • K(d);P-FLIGHT::QAR2(A)
        • P(e);OGATEB,SBLOCK::R(B)
        • P(f);OGATEB,SBLOCK::QAB(A)
      • Refutation
        • P(c);
    • Try
      • R(B);P_PINP(e)
      • Vars
        • K(d);N_SPINP(e),S_FLIGHT::QAB(A)
        • K(d);P-FLIGHT::QAR2(A)
      • Refutation
        • P(c);
    • Try
      • R(B);
      • Vars
        • K(d);S_FLIGHT::QAB(A)
        • K(d);P-FLIGHT::QAR2(A)
        • P(e);OGATEB,SBLOCK::R(B)
        • P(f);OGATEB,SBLOCK::QAB(A)
      • Refutation
        • P(c);
    • Try
      • R(B);
      • Vars
        • K(d);S_FLIGHT::QAB(A)
        • K(d);P-FLIGHT::QAR2(A)
        • P(e);OGATEB,SBLOCK::R(B)
        • P(f);OGATEB,SBLOCK::QAB(A)
      • Refutation
        • P(c);
    • Try
      • R(B);
      • Vars
        • K(d);S_FLIGHT::QAB(A)
        • K(d);P-FLIGHT::QAR2(A)
        • P(e);OGATEB,SBLOCK::R(B)
        • P(f);OGATEB,SBLOCK::QAB(A)
      • Refutation
        • P(c);
    • Try
      • Q(A);CHECK
      • Vars
        • P(f);OGATEB,P_SPINP(f),SBLOCK::QAB(A)
      • Refutation
        • K(d);S_FLIGHT
  • Actual
    • R(B);
    • Vars
      • K(d);P_SPINP(c),S_FLIGHT::QAB(A)
      • K(d);P-FLIGHT::QAR2(A)
      • P(c);::P(E)
      • P(e);OGATEB,SBLOCK::R(B)
      • P(f);OGATEB,SBLOCK::QAB(A)
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