MESON Chess Problem Database

Problem Display
PID: 97471 (3q2B1/4rn2/8/p1B2p1K/7R/pNkr3R/Q1n1p3/2N1b3 w - - 0 1)

Bartolovic, Hrvoje

4th Prize, Problem (Zagreb), 1953

3q2B1/4rn2/8/p1B2p1K/7R/pNkr3R/Q1n1p3/2N1b3

#2

8 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qb6
      • 2.Rxd3#
    • 1...Qc7
      • 2.Rxd3#
    • 1...Qa8
      • 2.Rxd3#
    • 1...Qb8
      • 2.Rxd3#
    • 1...Qc8
      • 2.Rxd3#
    • 1...Qe8
      • 2.Rxd3#
    • 1...Qf8
      • 2.Rxd3#
    • 1...Qxg8
      • 2.Rxd3#
    • 1...Ra7
      • 2.Sxe2#
    • 1...Rb7
      • 2.Sxe2#
    • 1...Rc7
      • 2.Sxe2#
    • 1...Rd7
      • 2.Sxe2#
    • 1...Se3
      • 2.Sxe2#
    • 1...Se5
      • 2.Sxe2#
    • 1...Sg5
      • 2.Rc4#
    • 1...Sd6
      • 2.Rxd3#
    • 1...Sh6
      • 2.Rc4#
    • 1...Sh8
      • 2.Rc4#
  • Tries
    • 1.Sd4?
      • threat
        • 2.Rxd3#
        • 2.Qxc2#
      • 1...Kd2
        • 2.Qxc2#
      • 1...Rxh3
        • 2.Qxc2#
      • 1...Sxd4
        • 2.Rxd3#
      • 1...Rde3
        • 2.Qxc2#
      • 1...Rf3
        • 2.Qxc2#
      • 1...Rg3
        • 2.Qxc2#
      • 1...Ree3
        • 2.Qxc2#
      • 1...Bg3
        • 2.Qxc2#
      • 1...Sa1
        • 2.Sb5#
        • 2.Rxd3#
      • 1...Se3
        • 2.Scxe2#
        • 2.Sdxe2#
        • 2.Sb5#
      • 1...Sb4
        • 2.Sb5#
      • 1...Se5
        • 2.Qxc2#
      • 1...Qxd4!
  • Keys
    • 1.Sa1!
      • threat
        • 2.Qxc2#
      • 1...Kd2
        • 2.Qxc2#
      • 1...Sxa1
        • 2.Rc4#
      • 1...Se3
        • 2.Sxe2#
      • 1...Sb4
        • 2.Rc4#
      • 1...Sd4
        • 2.Rxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 17
  • Sets
    • Q(k);N_GUARD::R1(D),XR(f)
    • Q(k);N_GUARD,XB(H)::R1(D),XR(f)
    • R(i);N_GUARD::S(A),XP(c)
    • S(b);N_SPINR(f),S_CUTR(i)::S(A),XP(c)
    • S(j);S_CUTR(i)::S(A),XP(c)
    • S(j);::R1(E)
    • S(j);S_CUTQ(k)::R1(D),XR(f)
  • Tries
    • Try
      • S(C);
      • Threat
        • DUALS(2)
      • Vars
        • K(e);N_SPINR(f),P_SPINS(b),S_FLIGHT::QAR1(B),XS(b)
        • R(f);N_SPINR(f),P_PINR(E),XR(D)::QAR1(B),XS(b)
        • S(b);XS(C)::R1(D),XR(f)
        • R(f);::QAR1(B),XS(b)
        • R(i);N_SPINR(f)::QAR1(B),XS(b)
        • B(a);N_SPINR(f)::QAR1(B),XS(b)
        • S(b);::S(C)
        • S(j);::QAR1(B),XS(b)
      • Refutation
        • Q(k);XS(C)
  • Actual
    • S(C);
    • Threat
      • QAR1(B),XS(b)
    • Vars
      • K(e);N_SPINR(f),P_SPINS(b),S_FLIGHT::QAR1(B),XS(b)
      • S(b);XS(C)::R1(E)
      • S(b);N_SPINR(f),S_CUTR(i)::S(A),XP(c)
      • S(b);::R1(E)
      • S(b);S_CUTQ(k)::R1(D),XR(f)
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