MESON Chess Problem Database

Problem Display
PID: 48095 (8/8/4R3/8/2kBn3/K2pQ3/8/8 w - - 0 1)

Lincoln, Robert A

Still More Fun with Chess Miniatures, 2002

8/8/4R3/8/2kBn3/K2pQ3/8/8

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Ba7?
      • 1...Kc3
        • 2.Qc1#
      • 1...Kd5
        • 2.Qxe4#
      • 1...Sd2
        • 2.Qc5#
      • 1...Sf2
        • 2.Qc5#
      • 1...Sc3
        • 2.Qc5#
      • 1...Sg3
        • 2.Qc5#
      • 1...Sc5
        • 2.Qxc5#
      • 1...Sg5
        • 2.Qc5#
      • 1...Sd6
        • 2.Qc5#
      • 1...Sf6
        • 2.Qc5#
      • 1...d2
        • 2.Qb3#
      • 1...Kb5!
    • 1.Re5?
      • 1...Sc5
        • 2.Rxc5#
      • 1...Sd2
        • 2.Rc5#
      • 1...Sf2
        • 2.Rc5#
      • 1...Sc3
        • 2.Rc5#
      • 1...Sg3
        • 2.Rc5#
      • 1...Sg5
        • 2.Rc5#
      • 1...Sd6
        • 2.Rc5#
      • 1...Sf6
        • 2.Rc5#
      • 1...d2!
    • 1.Qxe4?
      • 1...Kb5
        • 2.Qd5#
      • 1...d2!
  • Keys
    • 1.Bb6!
      • 1...Kc3
        • 2.Qc1#
      • 1...Kb5
        • 2.Qxd3#
      • 1...Kd5
        • 2.Qxe4#
      • 1...Sd2
        • 2.Qc5#
      • 1...Sf2
        • 2.Qc5#
      • 1...Sc3
        • 2.Qc5#
      • 1...Sg3
        • 2.Qc5#
      • 1...Sc5
        • 2.Qxc5#
      • 1...Sg5
        • 2.Qc5#
      • 1...Sd6
        • 2.Qc5#
      • 1...Sf6
        • 2.Qc5#
      • 1...d2
        • 2.Qb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Vars
        • K(b);P-FLIGHT,P_SPINP(a)::QAR2(B)
        • K(b);S_FLIGHT::QAB1(B),XS(c)
        • S(c);N_GUARD::QAR1(B)
        • S(c);N_GUARD,SBLOCK::QAR1(B)
        • S(c);N_GUARD::QAR1(B),XS(c)
        • P(a);OGATE::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(D);
      • Vars
        • S(c);N_GUARD::R1(D),XS(c)
        • S(c);N_GUARD::R1(D)
      • Refutation
        • P(a);
    • Try
      • Q(B);XS(c)
      • Vars
        • K(b);S_FLIGHT::QAR2(B)
      • Refutation
        • P(a);
  • Actual
    • B(C);
    • Vars
      • K(b);P-FLIGHT,P_SPINP(a)::QAR2(B)
      • K(b);S_FLIGHT::QAB(B),XP(a)
      • K(b);S_FLIGHT::QAB1(B),XS(c)
      • S(c);N_GUARD::QAR1(B)
      • S(c);N_GUARD,SBLOCK::QAR1(B)
      • S(c);N_GUARD::QAR1(B),XS(c)
      • P(a);OGATE::QAB1(B)
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