MESON Chess Problem Database

Problem Display
PID: 32175 (8/8/5K2/4B3/7p/3R4/kp6/b4Q2 w - - 0 1)

Baumann, Hannes

Schweizerische Schachzeitung, 1996

8/8/5K2/4B3/7p/3R4/kp6/b4Q2

#2

4 + 4

3454 kunstschach (1987-1996) (Hoffmann) 2001

SOLUTION

  • SOUND
  • Tries
    • 1.Re3?
      • 1...b1Q
        • 2.Qa6#
      • 1...b1S
        • 2.Qc4#
      • 1...b1B
        • 2.Qc4#
        • 2.Qa6#
      • 1...b1R
        • 2.Qa6#
      • 1...h3!
    • 1.Rf3?
      • 1...b1Q
        • 2.Qa6#
      • 1...b1S
        • 2.Qc4#
      • 1...b1B
        • 2.Qc4#
        • 2.Qa6#
      • 1...b1R
        • 2.Qa6#
      • 1...h3!
    • 1.Qh3?
      • 1...b1Q
        • 2.Ra3#
      • 1...b1S
        • 2.Qe6#
      • 1...b1B
        • 2.Ra3#
        • 2.Qe6#
      • 1...b1R
        • 2.Ra3#
      • 1...Kb1!
    • 1.Qd1?
      • 1...b1Q
        • 2.Qa4#
      • 1...b1S
        • 2.Qb3#
      • 1...b1B
        • 2.Qb3#
        • 2.Qa4#
      • 1...b1R
        • 2.Qa4#
      • 1...h3!
    • 1.Qg1?
      • 1...b1Q
        • 2.Qa7#
      • 1...b1S
        • 2.Qg8#
      • 1...b1B
        • 2.Qa7#
        • 2.Qg8#
      • 1...b1R
        • 2.Qa7#
      • 1...h3!
    • 1.Qh1?
      • 1...b1Q
        • 2.Qa8#
      • 1...b1S
        • 2.Qd5#
      • 1...b1B
        • 2.Qd5#
        • 2.Qa8#
      • 1...b1R
        • 2.Qa8#
      • 1...h3!
  • Keys
    • 1.Rh3!
      • 1...b1Q
        • 2.Qa6#
      • 1...b1S
        • 2.Qc4#
      • 1...b1B
        • 2.Qc4#
        • 2.Qa6#
      • 1...b1R
        • 2.Qa6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);
      • Vars
        • P(c);P_PINB(C),SBLOCK::QAR(A)
        • P(c);P_PINB(C),SBLOCK::QAB(A)
      • Refutation
        • P(d);
    • Try
      • R(B);
      • Vars
        • P(c);P_PINB(C),SBLOCK::QAR(A)
        • P(c);P_PINB(C),SBLOCK::QAB(A)
      • Refutation
        • P(d);
    • Try
      • Q(A);
      • Vars
        • P(c);P_PINB(C),SBLOCK::R1(B)
        • P(c);P_PINB(C),SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • P(c);P_PINB(C),SBLOCK::QAR2(A)
        • P(c);P_PINB(C)::QAB1(A)
      • Refutation
        • P(d);
    • Try
      • Q(A);
      • Vars
        • P(c);P_PINB(C),SBLOCK::QAR(A)
        • P(c);P_PINB(C),SBLOCK::QAB(A)
      • Refutation
        • P(d);
    • Try
      • Q(A);
      • Vars
        • P(c);P_PINB(C),SBLOCK::QAR(A)
        • P(c);P_PINB(C),SBLOCK::QAB(A)
      • Refutation
        • P(d);
  • Actual
    • R(B);
    • Vars
      • P(c);P_PINB(C),SBLOCK::QAR(A)
      • P(c);P_PINB(C),SBLOCK::QAB(A)
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