MESON Chess Problem Database

Problem Display
PID: 202848 (6n1/1K4N1/4pn2/1N1k4/P4P2/rr1P1pp1/B3Pb2/B1R3Q1 w - - 0 1)

Colaneri, Bruno

Sinfonie Scacchistiche, 2017

6n1/1K4N1/4pn2/1N1k4/P4P2/rr1P1pp1/B3Pb2/B1R3Q1

#2

11 + 9

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Be1
      • 2.Rc5#
      • 2.Qd4#
      • 2.Qc5#
    • 1...Bd4
      • 2.Qxd4#
    • 1...Bc5
      • 2.Rxc5#
      • 2.Qxc5#
    • 1...Sg4
      • 2.e4#
    • 1...Sh5
      • 2.e4#
    • 1...Sd7
      • 2.e4#
    • 1...Sh7
      • 2.e4#
    • 1...Se8
      • 2.e4#
  • Tries
    • 1.Bd4?
      • threat
        • 2.Rc5#
      • 1...Bxd4
        • 2.Qxd4#
      • 1...Sd7
        • 2.e4#
      • 1...Se4!
    • 1.Qxf2?
      • threat
        • 2.Rc5#
        • 2.Qd4#
        • 2.Qc5#
      • 1...Rxa4
        • 2.Rc5#
        • 2.Qc5#
      • 1...Se4
        • 2.Qd4#
      • 1...Sd7
        • 2.Qd4#
        • 2.Qxf3#
        • 2.e4#
      • 1...e5
        • 2.Rc5#
        • 2.Qc5#
      • 1...gxf2!
  • Keys
    • 1.Se8!
      • threat
        • 2.Sc7#
      • 1...Sxe8
        • 2.e4#
      • 1...Bb6
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • B(a);OGATE::QAR1(C),XB(a)
    • S(h);N_GUARD::P(E)
  • Tries
    • Try
      • B(A);
      • Threat
        • R1(B)
      • Vars
        • B(a);OGATE,XB(A)::QAR1(C),XB(a)
        • S(h);N_GUARD::P(E)
      • Refutation
        • S(h);
    • Try
      • Q(C);XB(a)
      • Threat
        • DUALS(3)
      • Vars
        • S(h);::QAR1(C)
      • Refutation
        • P(e);XQ(C)
  • Actual
    • S(K);
    • Threat
      • S(K)
    • Vars
      • S(h);N_GUARD,XS(K)::P(E)
      • B(a);N_PINS(I)::S(I)
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