MESON Chess Problem Database

Problem Display
PID: 44838 (6b1/2K5/2N5/3kp3/1P6/8/1b5Q/NB6 w - - 0 1)

Andrews, Henry John Clinton

Source?, 0000

6b1/2K5/2N5/3kp3/1P6/8/1b5Q/NB6

#2

6 + 4

3316 Chess Problem Text Book 1887

SOLUTION

  • SOUND
  • Sets
    • 1...Bxa1
      • 2.Qa2#
    • 1...Bc1
      • 2.Qa2#
    • 1...Ba3
      • 2.Qa2#
    • 1...Bc3
      • 2.Qa2#
    • 1...Bd4
      • 2.Qa2#
    • 1...e4
      • 2.Ba2#
  • Tries
    • 1.Qg3?
      • threat
        • 2.Qb3#
        • 2.Qxg8#
      • 1...Kc4
        • 2.Qd3#
      • 1...Be6
        • 2.Qb3#
      • 1...Bc3
        • 2.Qxg8#
      • 1...Bf7
        • 2.Qb3#
      • 1...Bh7
        • 2.Qb3#
      • 1...Ke6!
    • 1.Qf4?
      • threat
        • 2.Ba2#
      • 1...Ke6
        • 2.Ba2#
      • 1...exf4!
    • 1.Qxe5+?
      • 1...Kc4
        • 2.Qc5#
      • 1...Bxe5+!
    • 1.Qd2+?
      • 1...Kc4
        • 2.Qd3#
      • 1...Bd4
        • 2.Qa2#
      • 1...Ke6!
    • 1.Qh3?
      • threat
        • 2.Qb3#
      • 1...Kc4
        • 2.Qd3#
      • 1...Bc3!
  • Keys
    • 1.Qf2!
      • 1...Kc4
        • 2.Qc5#
      • 1...Ke6
        • 2.Ba2#
      • 1...Bxa1
        • 2.Qa2#
      • 1...Be6
        • 2.Qc5#
      • 1...Bc1
        • 2.Qa2#
      • 1...Ba3
        • 2.Qa2#
      • 1...Bc3
        • 2.Qa2#
      • 1...Bd4
        • 2.Qa2#
      • 1...Bf7
        • 2.Qxf7#
      • 1...Bh7
        • 2.Qf7#
      • 1...e4
        • 2.Ba2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(a);OGATE,XS(A)::QAB(C)
    • B(a);OGATE::QAB(C)
    • P(c);SBLOCK::B(B)
  • Tries
    • Try
      • Q(C);
      • Threat
        • DUALS(2)
      • Vars
        • K(b);S_FLIGHT::QAB1(C)
        • B(d);SBLOCK::QAB(C)
        • B(a);::QAB(C),XB(d)
        • B(d);::QAB(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);
      • Threat
        • B(B)
      • Vars
        • K(b);S_FLIGHT::B(B)
      • Refutation
        • P(c);XQ(C)
    • Try
      • Q(C);CHECK,XP(c)
      • Vars
        • K(b);OGATE,S_FLIGHT::QAR1(C)
      • Refutation
        • B(a);CHECK,XQ(C)
    • Try
      • Q(C);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(C)
        • B(a);OGATE,P_SPINB(a)::QAB(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);
      • Threat
        • QAB(C)
      • Vars
        • K(b);S_FLIGHT::QAB1(C)
      • Refutation
        • B(a);
  • Actual
    • Q(C);
    • Vars
      • K(b);S_FLIGHT::QAR1(C)
      • K(b);S_FLIGHT::B(B)
      • B(a);OGATE,XS(A)::QAB(C)
      • B(d);SBLOCK::QAR1(C)
      • B(a);OGATE::QAB(C)
      • B(d);N_GUARD::QAB(C),XB(d)
      • B(d);N_GUARD::QAB(C)
      • P(c);SBLOCK::B(B)
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