MESON Chess Problem Database

Problem Display
PID: 234991 (8/8/1PN5/P2p4/k7/p1rPQ3/K1P5/3Bb3 w - - 0 1)

Akimov, Nikolai Nikolaevich

64 Shakhmatnoe obozrenie, 2016

8/8/1PN5/P2p4/k7/p1rPQ3/K1P5/3Bb3

#2

8 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rc5
      • 2.c4#
  • Keys
    • 1.Qc5!
      • threat
        • 2.Qb4#
      • 1...Rxc2+
        • 2.Bxc2#
      • 1...Rxd3
        • 2.cxd3#
      • 1...Rxc5
        • 2.c4#
      • 1...Rc4
        • 2.c3#
      • 1...Rb3
        • 2.cxb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • R(c);OGATE::B(A)+P(C)
  • Actual
    • Q(E);
    • Threat
      • QAR1(E)
    • Vars
      • R(c);CHECK,OGATE,P_SPINR(c),XP(C)::B(A),XR(c)
      • R(c);OGATE,XP(D)::B(A)+P(C),XR(c)
      • R(c);OGATE,XQ(E)::B(A)+P(C)
      • R(c);OGATE::B(A)+P(C)
      • R(c);OGATE::P(C),XR(c)
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