MESON Chess Problem Database

Problem Display
PID: 160166 (8/8/8/2N5/1n6/2P5/3b1Q2/1K1k4 w - - 0 1)

Antipov, Viacheslav Pavlovich

Sa ogneupory, 1987

8/8/8/2N5/1n6/2P5/3b1Q2/1K1k4

#2

4 + 3

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Sb3?
      • threat
        • 2.Qxd2#
      • 1...Bc1
        • 2.Qf1#
      • 1...Be1
        • 2.Qf3#
      • 1...Be3
        • 2.Qf1#
      • 1...Bf4
        • 2.Qf1#
      • 1...Bg5
        • 2.Qf1#
      • 1...Bh6
        • 2.Qf1#
      • 1...Bxc3!
  • Keys
    • 1.Se4!
      • threat
        • 2.Qxd2#
      • 1...Bxc3
        • 2.Sxc3#
      • 1...Bc1
        • 2.Qf1#
      • 1...Be1
        • 2.Qf3#
      • 1...Be3
        • 2.Qf1#
      • 1...Bf4
        • 2.Qf1#
      • 1...Bg5
        • 2.Qf1#
      • 1...Bh6
        • 2.Qf1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • QAR1(B),XB(b)
      • Vars
        • B(b);N_GUARD::QAR2(B)
        • B(b);SBLOCK::QAB(B)
      • Refutation
        • B(b);XP(C)
  • Actual
    • S(D);
    • Threat
      • QAR1(B),XB(b)
    • Vars
      • B(b);XP(C)::S(D),XB(b)
      • B(b);N_GUARD::QAR2(B)
      • B(b);SBLOCK::QAB(B)
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