MESON Chess Problem Database

Problem Display
PID: 169215 (rn6/1Q6/R5bb/p1pP4/PBkN4/1N1nR3/1P6/K4B2 w - - 0 1)

Khramtsevich, Mikhail Nikolaevich

1st HM., SuperProblem-10 JT, 2016

rn6/1Q6/R5bb/p1pP4/PBkN4/1N1nR3/1P6/K4B2

#2

11 + 8

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bh5
      • 2.Bxd3#
    • 1...Bf7
      • 2.Bxd3#
    • 1...Be8
      • 2.Bxd3#
    • 1...cxb4
      • 2.Qb5#
    • 1...cxd4
      • 2.Sd2#
      • 2.Sxa5#
  • Tries
    • 1.Bc3?
      • threat
        • 2.Sd2#
        • 2.Sxa5#
      • 1...Rxa6
        • 2.Sd2#
      • 1...Bxe3
        • 2.Sxa5#
      • 1...cxd4
        • 2.Qb5#
      • 1...Sc6!
    • 1.Re5?
      • threat
        • 2.Qb5#
      • 1...cxd4
        • 2.Sxa5#
      • 1...Be8!
  • Keys
    • 1.Rd6!
      • threat
        • 2.Qb5#
      • 1...cxd4
        • 2.Sd2#
      • 1...Be8
        • 2.Bxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • B(e);N_GUARD::B(B),XS(a)
    • P(d);XB(G)::QAB1(K)
  • Tries
    • Try
      • B(G);
      • Threat
        • DUALS(2)
      • Vars
        • R(g);XR(J)::S(D)
        • B(f);XR(E)::S(D),XP(c)
        • P(d);XS(H)::QAB1(K)
      • Refutation
        • S(h);
    • Try
      • R(E);
      • Threat
        • QAB1(K)
      • Vars
        • P(d);SBLOCK,XS(H)::S(D),XP(c)
      • Refutation
        • B(e);
  • Actual
    • R(J);
    • Threat
      • QAB1(K)
    • Vars
      • P(d);SBLOCK,XS(H)::S(D)
      • B(e);N_GUARD::B(B),XS(a)
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