MESON Chess Problem Database

Problem Display
PID: 185739 (2br4/Q7/1pp2R2/2nk4/pPn4q/r4PB1/BN5p/3NR2K w - - 0 1)

Bartolovic, Hrvoje

Chess, 1957

2br4/Q7/1pp2R2/2nk4/pPn4q/r4PB1/BN5p/3NR2K

#2

10 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Rd6
      • 2.Rxd6#
    • 1...Re8
      • 2.Rd6#
    • 1...Rf8
      • 2.Rd6#
    • 1...Rg8
      • 2.Rd6#
    • 1...Rh8
      • 2.Rd6#
    • 1...Bd7
      • 2.Rd6#
    • 1...Sd7
      • 2.Rd6#
    • 1...b5
      • 2.Qxc5#
  • Tries
    • 1.Bxc4+?
      • 1...Kd4
        • 2.Be5#
      • 1...Qxc4!
    • 1.Qd7+?
      • 1...Bxd7
        • 2.Rd6#
      • 1...Sxd7
        • 2.Rd6#
      • 1...Rxd7!
  • Keys
    • 1.Qxb6!
      • threat
        • 2.Qxc5#
      • 1...Kd4
        • 2.Qxc5#
      • 1...Qd4
        • 2.Qxc6#
      • 1...Sb3
        • 2.Sc3#
      • 1...Sd3
        • 2.Se3#
      • 1...Se4
        • 2.Bxc4#
      • 1...Sa6
        • 2.Re5#
      • 1...Se6
        • 2.Rf5#
      • 1...Sb7
        • 2.Re5#
      • 1...Sd7
        • 2.Rd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 7
  • Sets
    • R(k);N_GUARD::R1(I),XR(k)
    • R(k);N_GUARD::R1(I)
    • B(j);S_CUTR(k)::R1(I)
    • S(f);S_CUTR(k)::R1(I)
    • P(h);OGATE::QAR1(J),XS(f)
  • Tries
    • Try
      • B(D);CHECK,XS(d)
      • Vars
        • K(g);P-FLIGHT::B(G)
      • Refutation
        • Q(e);XB(D)
    • Try
      • Q(J);CHECK
      • Vars
        • B(j);XQ(J)::R1(I)
        • S(f);XQ(J)::R1(I)
      • Refutation
        • R(k);XQ(J)
  • Actual
    • Q(J);XP(h)
    • Threat
      • QAR1(J),XS(f)
    • Vars
      • K(g);N_SPINS(d),P-FLIGHT,P_SPINS(f)::QAB1(J),XS(f)
      • Q(e);SBLOCK::QAB1(J),XP(i)
      • S(f);N_SPINS(d),S_CUTR(b)::S(A)
      • S(f);S_CUTR(b)::S(A)
      • S(f);S_CUTQ(e)::B(D),XS(d)
      • S(f);::R1(B)
      • S(f);S_CUTB(j)::R(I)
      • S(f);S_CUTR(k)::R1(I)
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