MESON Chess Problem Database

Problem Display
PID: 190060 (8/8/4P1Q1/8/BPp5/1r1pR2K/bpN1P1N1/bqrkB2R w - - 0 1)

Barry, Henry William

Pittsburgh Gazette-Times, 1913

8/8/4P1Q1/8/BPp5/1r1pR2K/bpN1P1N1/bqrkB2R

#2

11 + 9

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Qxc2
      • 2.Bc3#
    • 1...Rxc2
      • 2.Bc3#
    • 1...Ra3
      • 2.Bc3#
    • 1...Rc3
      • 2.Bxc3#
    • 1...Rxb4
      • 2.Bc3#
      • 2.Bxb4#
    • 1...dxc2
      • 2.Bc3#
    • 1...d2
      • 2.Bf2#
      • 2.Bg3#
      • 2.Bh4#
    • 1...c3
      • 2.Qxd3#
  • Tries
    • 1.Sa3?
      • threat
        • 2.Bc3#
      • 1...Rc3
        • 2.Bxc3#
      • 1...d2
        • 2.Bf2#
        • 2.Bg3#
        • 2.Bh4#
      • 1...c3
        • 2.Bxc3#
      • 1...dxe2!
    • 1.Sd4?
      • threat
        • 2.Bc3#
      • 1...Rc3
        • 2.Bxc3#
      • 1...d2
        • 2.Bf2#
        • 2.Bg3#
        • 2.Bh4#
      • 1...c3
        • 2.Bxc3#
      • 1...dxe2!
    • 1.Qxd3+?
      • 1...Rxd3
        • 2.Bc3#
      • 1...cxd3!
  • Keys
    • 1.Re5!
      • 1...dxc2+
        • 2.Bc3#
      • 1...dxe2+
        • 2.Sce3#
      • 1...d2+
        • 2.Bg3#
      • 1...Kxc2
        • 2.Se3#
      • 1...Qxc2
        • 2.Bc3#
      • 1...Rxc2
        • 2.Bc3#
      • 1...Rxb4
        • 2.Bc3#
        • 2.Bxb4#
      • 1...Ra3
        • 2.Bc3#
      • 1...Rc3
        • 2.Bxc3#
      • 1...c3
        • 2.Qxd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • Q(b);SBLOCK,XS(C)::R(B)+B(A)
    • R(c);SBLOCK,XS(C)::R(B)+B(A)
    • R(g);::R(B)+B(A)
    • R(g);::R(B)+B(A),XR(g)
    • P(h);P_PINR(F),XS(C)::R(B)+B(A)
    • P(i);N_GUARD,S_CUTR(g)::QAR2(K),XP(h)
  • Tries
    • Try
      • S(C);P_PINR(g)
      • Threat
        • R(B)+B(A)
      • Vars
        • R(c);::R(B)+B(A),XR(c)
        • P(i);::R(B)+B(A),XP(i)
      • Refutation
        • P(h);P_PINR(F),XP(D)
    • Try
      • S(C);P_PINR(g)
      • Threat
        • R(B)+B(A)
      • Vars
        • R(c);::R(B)+B(A),XR(c)
        • P(i);::R(B)+B(A),XP(i)
      • Refutation
        • P(h);P_PINR(F),XP(D)
    • Try
      • Q(K);CHECK,XP(h)
      • Vars
        • R(g);P_PINR(F),XQ(K)::R(B)+B(A)
      • Refutation
        • P(i);XQ(K)
  • Actual
    • R(F);
    • Vars
      • P(h);CHECK,XS(C)::R(B)+B(A)
      • P(h);CHECK,SBLOCK,XP(D)::S(C)
      • P(h);CHECK,SBLOCK::R(B)+B(A)
      • K(d);P_SPINP(h),P_SPINR(g),S_FLIGHT,XS(C)::S(E)
      • Q(b);SBLOCK,XS(C)::R(B)+B(A)
      • R(c);SBLOCK,XS(C)::R(B)+B(A)
      • R(g);::R(B)+B(A)
      • R(g);::R(B)+B(A),XR(g)
      • P(i);N_GUARD,S_CUTR(g)::QAR2(K),XP(h)
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