MESON Chess Problem Database

Problem Display
PID: 169871 (8/8/K4p1b/5Q1N/6n1/5BB1/R5P1/1R4rk w - - 0 1)

Peris Pardo, Julio

SEPA, 1945

8/8/K4p1b/5Q1N/6n1/5BB1/R5P1/1R4rk

#2

8 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rd1
      • 2.Rxd1#
    • 1...Re1
      • 2.Rxe1#
    • 1...Rf1
      • 2.Rxf1#
    • 1...Se3
      • 2.Qh3#
    • 1...Se5
      • 2.Qh3#
  • Keys
    • 1.Bf4!
      • threat
        • 2.g3#
      • 1...Rxb1
        • 2.Qxb1#
      • 1...Rc1
        • 2.Rxc1#
      • 1...Rd1
        • 2.Rxd1#
      • 1...Re1
        • 2.Rxe1#
      • 1...Rf1
        • 2.Rxf1#
      • 1...Sf2
        • 2.g4#
      • 1...Sh2
        • 2.Sg3#
      • 1...Se3
        • 2.Qh3#
      • 1...Se5
        • 2.Qh3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • R(a);OGATEB::R(A),XR(a)
    • S(c);OGATE::QAR2(F)
  • Actual
    • B(E);
    • Threat
      • B(D)+P(C)
    • Vars
      • R(a);N_SPINR(a),OGATE,XR(A)::QAR(F),XR(a)
      • R(a);OGATEB::R(A),XR(a)
      • S(c);OGATE::B(D)+P(C)
      • S(c);SBLOCK::S(G)
      • S(c);OGATE::QAR2(F)
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