MESON Chess Problem Database

Problem Display
PID: 133020 (2N5/B4B2/1rP3P1/1nR1p2b/2PPk1pP/p5P1/rp1PPKN1/qR3Q2 w - - 0 1)

Anderson, Gerald Frank

Anglo Portuguese News, 1946

2N5/B4B2/1rP3P1/1nR1p2b/2PPk1pP/p5P1/rp1PPKN1/qR3Q2

#2

16 + 10

14475 Mat Plus Review 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Kf5
      • 2.Ke3#
    • 1...Ra6
      • 2.Rxe5#
    • 1...Rxc6
      • 2.Rxe5#
    • 1...Rb7
      • 2.Rxe5#
    • 1...Rb8
      • 2.Rxe5#
    • 1...Sxd4
      • 2.Sd6#
    • 1...exd4
      • 2.d3#
  • Tries
    • 1.Sd6+?
      • 1...Kxd4
        • 2.Rd5#
      • 1...Sxd6!
    • 1.Bxb6?
      • threat
        • 2.Rxe5#
      • 1...Kf5
        • 2.Ke3#
      • 1...Sxd4
        • 2.Sd6#
      • 1...exd4
        • 2.d3#
      • 1...Kxd4!
    • 1.d3+?
      • 1...Kf5
        • 2.Ke1#
        • 2.Kg1#
        • 2.Ke3#
      • 1...Kxd4!
    • 1.e3?
      • threat
        • 2.Rxe5#
      • 1...Sxd4
        • 2.Sd6#
      • 1...exd4
        • 2.d3#
      • 1...Kf5!
  • Keys
    • 1.Rd5!
      • 1...Kf5
        • 2.Ke3#
      • 1...Qxb1
        • 2.Qxb1#
      • 1...Rxc6
        • 2.Rxe5#
      • 1...Bxg6
        • 2.Bxg6#
      • 1...Sxd4
        • 2.Sd6#
      • 1...Sxa7
        • 2.Sd6#
      • 1...exd4
        • 2.d3#
      • 1...Ra6
        • 2.Rxe5#
      • 1...Rb7
        • 2.Rxe5#
      • 1...Rb8
        • 2.Rxe5#
      • 1...Sc3
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sc7
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • K(e);P_SPINP(h),S_FLIGHT::QAR(B)+K(E)
    • R(j);::R1(K),XP(h)
    • R(j);XP(L)::R1(K),XP(h)
    • S(g);N_GUARD,SBLOCK,XP(I)::S(P)
    • P(h);SBLOCK,XP(I)::P(C)
  • Tries
    • Try
      • S(P);CHECK
      • Vars
        • K(e);P-FLIGHT,XP(I)::R1(K)
      • Refutation
        • S(g);XS(P)
    • Try
      • B(N);XR(j)
      • Threat
        • R1(K),XP(h)
      • Vars
        • K(e);P_SPINP(h),S_FLIGHT::QAR(B)+K(E)
        • S(g);N_GUARD,SBLOCK,XP(I)::S(P)
        • P(h);SBLOCK,XP(I)::P(C)
      • Refutation
        • K(e);P-FLIGHT,XP(I)
    • Try
      • P(C);CHECK
      • Refutation
        • K(e);P-FLIGHT,XP(I)
    • Try
      • P(D);
      • Threat
        • R1(K),XP(h)
      • Vars
        • S(g);N_GUARD,XP(I)::S(P)
        • P(h);XP(I)::P(C)
      • Refutation
        • K(e);P_SPINP(h),S_FLIGHT
  • Actual
    • R(K);
    • Vars
      • K(e);P_SPINP(h),S_FLIGHT::QAR(B)+K(E)
      • Q(a);OGATE,XR(A)::QAB(B),XQ(a)
      • R(j);XP(L)::R1(K),XP(h)
      • B(i);OGATE,XP(M)::B(O),XB(i)
      • S(g);N_GUARD,XP(I)::S(P)
      • S(g);N_GUARD,XB(N)::S(P)
      • P(h);XP(I)::P(C)
      • R(j);::R1(K),XP(h)
      • S(g);N_GUARD::S(P)
      • S(g);N_GUARD::S(P),XS(g)
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