MESON Chess Problem Database

Problem Display
PID: 186270 (4B3/r1p5/2P2p2/n1Pk1Kp1/1R1p4/Nn1NbpQp/2p5/7q w - - 0 1)

Ersek, Tibor

idee & form, 2016

4B3/r1p5/2P2p2/n1Pk1Kp1/1R1p4/Nn1NbpQp/2p5/7q

#2

8 + 13

15601 Albrecht-Leiss-Degener Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Qa1
      • 2.Qxf3#
    • 1...Qb1
      • 2.Qxf3#
    • 1...Qc1
      • 2.Qxf3#
    • 1...Qe1
      • 2.Qxf3#
    • 1...Qg1
      • 2.Qxf3#
    • 1...Qh2
      • 2.Qxf3#
    • 1...Sxc6
      • 2.Bf7#
  • Tries
    • 1.Rb5?
      • threat
        • 2.Sb4#
      • 1...Sxc6
        • 2.Bf7#
      • 1...Qe1
        • 2.Qxf3#
      • 1...Bd2!
  • Keys
    • 1.Rb6!
      • threat
        • 2.Bf7#
      • 1...Sxc5
        • 2.Sb4#
      • 1...cxb6
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 7
  • Sets
    • Q(a);N_GUARD::QAB(C),XP(e)
    • S(h);SBLOCK,XP(G)::B(H)
  • Tries
    • Try
      • R(D);
      • Threat
        • S(B)
      • Vars
        • S(h);SBLOCK,XP(G)::B(H)
        • Q(a);N_GUARD::QAB(C),XP(e)
      • Refutation
        • B(d);
  • Actual
    • R(D);
    • Threat
      • B(H)
    • Vars
      • S(c);SBLOCK,XP(E)::S(B)
      • P(m);N_GUARD,XR(D)::QAR1(C)
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