MESON Chess Problem Database

Problem Display
PID: 171223 (8/6p1/3pp1K1/6B1/2p1k3/2P5/2P5/3Q4 w - - 0 1)

Zujevas, Nikolajus

Sachmatija, 2012

8/6p1/3pp1K1/6B1/2p1k3/2P5/2P5/3Q4

#2

5 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Ke5
      • 2.Qd4#
    • 1...d5
      • 2.Qe2#
    • 1...e5
      • 2.Qh1#
  • Tries
    • 1.Bh6?
      • 1...Ke5
        • 2.Qd4#
      • 1...d5
        • 2.Qe2#
      • 1...e5
        • 2.Qh1#
      • 1...gxh6!
    • 1.Qf3+?
      • 1...Ke5
        • 2.Bf4#
      • 1...Kxf3!
    • 1.Qg4+?
      • 1...Ke5
        • 2.Qd4#
      • 1...Kd5!
    • 1.Qd2?
      • 1...Ke5
        • 2.Qd4#
      • 1...d5
        • 2.Qe3#
        • 2.Qf4#
        • 2.Qe2#
      • 1...e5
        • 2.Qg2#
      • 1...Kf3!
    • 1.Qd3+?
      • 1...Ke5
        • 2.Qd4#
      • 1...cxd3!
    • 1.Qxd6?
      • 1...e5
        • 2.Qc6#
      • 1...Kf3!
  • Keys
    • 1.Bc1!
      • 1...Ke5
        • 2.Qd4#
      • 1...d5
        • 2.Qe2#
      • 1...e5
        • 2.Qh1#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAB1(A)
    • P(c);SBLOCK::QAR2(A)
    • P(d);SBLOCK::QAB(A)
  • Tries
    • Try
      • B(D);
      • Vars
        • K(b);P-FLIGHT::QAB1(A)
        • P(c);SBLOCK::QAR2(A)
        • P(d);SBLOCK::QAB(A)
      • Refutation
        • P(e);XB(D)
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);P-FLIGHT::B(D)
      • Refutation
        • K(b);S_FLIGHT,XQ(A)
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);OGATE,P-FLIGHT::QAB1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);
      • Vars
        • K(b);P-FLIGHT::QAB1(A)
        • P(d);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);P-FLIGHT::QAB1(A)
      • Refutation
        • P(a);XQ(A)
    • Try
      • Q(A);XP(c)
      • Vars
        • P(d);SBLOCK::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(D);
    • Vars
      • K(b);P-FLIGHT::QAB1(A)
      • P(c);SBLOCK::QAR2(A)
      • P(d);SBLOCK::QAB(A)
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