MESON Chess Problem Database

Problem Display
PID: 171345 (8/N7/8/1Np5/1k6/3p4/Q2K4/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Temp-64 (Nikolaev), 1995

8/N7/8/1Np5/1k6/3p4/Q2K4/8

#2

4 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...c4
      • 2.Qa3#
  • Tries
    • 1.Kc1?
      • 1...c4
        • 2.Qa3#
      • 1...d2+!
    • 1.Kd1?
      • 1...c4
        • 2.Qa3#
      • 1...d2!
    • 1.Ke1?
      • 1...c4
        • 2.Qa3#
      • 1...d2+!
    • 1.Ke3?
      • 1...c4
        • 2.Qa3#
      • 1...d2!
  • Keys
    • 1.Sc7!
      • 1...c4
        • 2.Sa6#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK::QAB1(A)
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(A)
      • Refutation
        • P(a);CHECK
    • Try
      • K(B);P-FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(A)
      • Refutation
        • P(a);
    • Try
      • K(B);S_FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(A)
      • Refutation
        • P(a);CHECK
    • Try
      • K(B);S_FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(A)
      • Refutation
        • P(a);
  • Actual
    • S(C);
    • Vars
      • P(c);::S(C)
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