MESON Chess Problem Database

Problem Display
PID: 244590 (1N6/1B6/3pR3/Bpp1Ppp1/1r1kn1R1/Np1p2P1/1K1Q2p1/6br w - - 0 1)

Bunka, Vladislav

Rochade Europa, 2013

1N6/1B6/3pR3/Bpp1Ppp1/1r1kn1R1/Np1p2P1/1K1Q2p1/6br

#2

10 + 13

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ra4
      • 2.Bc3#
    • 1...Rc4
      • 2.Sxb5#
    • 1...Bf2
      • 2.Qxf2#
    • 1...Bh2
      • 2.Qf2#
    • 1...Be3
      • 2.Qc3#
    • 1...c4
      • 2.Bb6#
    • 1...dxe5
      • 2.Rd6#
    • 1...d5
      • 2.Sc6#
  • Tries
    • 1.Sc2+?
      • 1...Kc4
        • 2.Qc3#
      • 1...bxc2+!
    • 1.Bxe4?
      • threat
        • 2.Sc6#
        • 2.Qxd3#
      • 1...fxg4
        • 2.Qxd3#
      • 1...c4
        • 2.Bb6#
      • 1...f4
        • 2.Qxd3#
      • 1...fxe4!
    • 1.Qxb4+?
      • 1...cxb4
        • 2.Bb6#
      • 1...c4
        • 2.Bb6#
      • 1...Ke3!
  • Keys
    • 1.Qe1!
      • 1...fxg4
        • 2.Qxe4#
      • 1...dxe5
        • 2.Rd6#
      • 1...d2
        • 2.Qxd2#
      • 1...c4
        • 2.Bb6#
      • 1...Rh2
        • 2.Qxg1#
      • 1...Rh3
        • 2.Qxg1#
      • 1...Rh4
        • 2.Qxg1#
      • 1...Rh5
        • 2.Qxg1#
      • 1...Rh6
        • 2.Qxg1#
      • 1...Rh7
        • 2.Qxg1#
      • 1...Rh8
        • 2.Qxg1#
      • 1...Ra4
        • 2.Bc3#
      • 1...Rc4
        • 2.Sxb5#
      • 1...Bf2
        • 2.Qxf2#
      • 1...Bh2
        • 2.Qf2#
      • 1...Be3
        • 2.Qc3#
      • 1...f4
        • 2.Qxe4#
      • 1...d5
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • R(f);OGATE::B(F)
    • R(f);N_GUARD,SBLOCK::S(C),XP(i)
    • B(a);N_GUARD::QAB(B),XB(a)
    • B(a);N_GUARD::QAB(B)
    • B(a);SBLOCK::QAB1(B)
    • P(j);OGATEB::B(F)
    • P(m);SBLOCK,XP(G)::R(H)
    • P(m);SBLOCK::S(J)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(g);N_SPINP(e),P-FLIGHT::QAR1(B)
      • Refutation
        • P(d);CHECK,XS(C)
    • Try
      • B(I);XS(h)
      • Threat
        • DUALS(2)
      • Vars
        • P(k);XR(E)::QAR1(B),XP(e)
        • P(j);OGATEB::B(F)
        • P(k);::QAR1(B),XP(e)
      • Refutation
        • P(k);XB(I)
    • Try
      • Q(B);CHECK,N_PINP(e),XR(f)
      • Vars
        • P(j);XQ(B)::B(F)
        • P(j);P_SPINP(j)::B(F)
      • Refutation
        • K(g);N_SPINS(h),S_FLIGHT
  • Actual
    • Q(B);N_PINP(e)
    • Vars
      • P(k);N_GUARD,N_SPINS(h),XR(E)::QAR1(B),XS(h)
      • P(m);SBLOCK,XP(G)::R(H)
      • P(e);OGATEB::QAR2(B),XP(e)
      • P(j);OGATEB::B(F)
      • R(b);N_GUARD::QAB(B),XB(a)
      • R(f);OGATE::B(F)
      • R(f);N_GUARD,SBLOCK::S(C),XP(i)
      • B(a);N_GUARD::QAB(B),XB(a)
      • B(a);N_GUARD::QAB(B)
      • B(a);SBLOCK::QAB1(B)
      • P(k);N_GUARD,N_SPINS(h)::QAR1(B),XS(h)
      • P(m);SBLOCK::S(J)
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