MESON Chess Problem Database

Problem Display
PID: 171398 (8/4p3/4K3/4B3/P7/3k4/P4Q2/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Temp-64 (Nikolaev), 1995

8/4p3/4K3/4B3/P7/3k4/P4Q2/8

#2

5 + 2

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qd4#
    • 1...Ke4
      • 2.Qe2#
  • Tries
    • 1.Kf5?
      • 1...Kc4
        • 2.Qd4#
      • 1...e6+!
    • 1.Kxe7?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4!
    • 1.Ba1?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4!
    • 1.Bb2?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4!
    • 1.Bd4?
      • 1...Ke4
        • 2.Qe3#
      • 1...Kc4!
    • 1.Bg7?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4!
    • 1.Bh8?
      • 1...Kc4
        • 2.Qd4#
      • 1...Ke4!
    • 1.Qe1?
      • 1...Kc4
        • 2.Qc3#
      • 1...Kc2!
    • 1.Qb2?
      • 1...Kc4
        • 2.Qc3#
        • 2.Qd4#
        • 2.Qb5#
      • 1...Ke4
        • 2.Qe2#
      • 1...Ke3!
    • 1.Qd2+?
      • 1...Kc4
        • 2.Qc3#
        • 2.Qd4#
      • 1...Ke4
        • 2.Qe2#
      • 1...Kxd2!
    • 1.a5?
      • 1...Ke4
        • 2.Qe2#
      • 1...Kc4!
  • Keys
    • 1.a3!
      • 1...Kc4
        • 2.Qc2#
      • 1...Ke4
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR1(B)
    • K(a);S_FLIGHT::QAR2(B)
  • Tries
    • Try
      • K(E);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • P(b);CHECK
    • Try
      • K(E);P-FLIGHT,XP(b)
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(B);
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
    • Try
      • P(C);
      • Vars
        • K(a);S_FLIGHT::QAR2(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(A);
    • Vars
      • K(a);S_FLIGHT::QAR2(B)
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