MESON Chess Problem Database

Problem Display
PID: 243630 (1B6/3B2p1/4PpP1/1p1k1q1R/R1pPN2Q/r3p3/PpNrp2b/1Kn4b w - - 0 1)

Balcu, Silviu

Revista Romana de Sah, 1957

1B6/3B2p1/4PpP1/1p1k1q1R/R1pPN2Q/r3p3/PpNrp2b/1Kn4b

#2

12 + 14

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd4
      • 2.Sb4#
    • 1...Rxa2
      • 2.Sc3#
    • 1...Rc3
      • 2.Sxc3#
    • 1...Rxa4
      • 2.Sc3#
    • 1...Bg1
      • 2.Rxf5#
    • 1...Sb3
      • 2.Sc3#
    • 1...c3
      • 2.Sxe3#
  • Keys
    • 1.Sg3!
      • threat
        • 2.Rxf5#
      • 1...Qxh5
        • 2.Sb4#
      • 1...Bxg3
        • 2.Qxh1#
      • 1...Qe5
        • 2.Sb4#
      • 1...Qg5
        • 2.Sb4#
      • 1...Be4
        • 2.Qxe4#
      • 1...Sd3
        • 2.Sxe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 7
  • Sets
    • R(d);SBLOCK,XP(E)::S(C)
    • R(g);N_GUARD,XP(B)::S(F)
    • R(g);N_GUARD::S(F),XR(g)
    • R(g);N_GUARD,XR(D)::S(F)
    • B(f);N_GUARD::R(H),XQ(l)
    • S(a);S_CUTR(g)::S(F)
    • P(i);S_CUTR(g)::S(C),XP(h)
  • Actual
    • S(F);P_SPINS(C)
    • Threat
      • R(H),XQ(l)
    • Vars
      • Q(l);N_PINS(C),N_SPINQ(l),XR(H)::S(C)
      • B(f);OGATE,XS(F)::QAB(G),XB(b)
      • Q(l);N_PINS(C)::S(C)
      • B(b);N_GUARD::QAB1(G),XB(b)
      • S(a);N_PINS(C)::S(C),XP(h)
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