MESON Chess Problem Database

Problem Display
PID: 137538 (2K1R2b/1p6/8/R2p3r/3kb1Q1/1P6/3P1n2/4N3 w - - 0 1)

Mentasti, Gino

Prontuario del Problemista, 1977

2K1R2b/1p6/8/R2p3r/3kb1Q1/1P6/3P1n2/4N3

#2

7 + 7

6490 yacpdb 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.Sc2#
      • 2.Sf3#
  • Tries
    • 1.Qe6?
      • threat
        • 2.Qb6#
      • 1...Bf5
        • 2.Rxd5#
      • 1...Sd3
        • 2.Sc2#
      • 1...b6
        • 2.Qxb6#
      • 1...Rh6!
  • Keys
    • 1.Qd7!
      • threat
        • 2.Qa4#
      • 1...b5
        • 2.Qa7#
      • 1...Bd3
        • 2.Sf3#
      • 1...Bf5
        • 2.Rxd5#
      • 1...Sd3
        • 2.Sc2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);N_PINB(c)
      • Threat
        • QAB(D)
      • Vars
        • B(c);N_GUARD,P_PINQ(D),S_CUTR(e)::R1(E),XP(d)
        • S(a);SBLOCK,S_CUTB(c)::S(A)
        • P(f);::QAB(D),XP(f)
      • Refutation
        • R(e);
  • Actual
    • Q(D);N_PINB(c),P_PINP(d)
    • Threat
      • QAR(D)
    • Vars
      • P(f);OGATE::QAB(D)
      • B(c);N_GUARD,SBLOCK::S(A)
      • B(c);N_GUARD,P_PINQ(D),S_CUTR(e)::R1(E),XP(d)
      • S(a);SBLOCK,S_CUTB(c)::S(A)
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