MESON Chess Problem Database

Problem Display
PID: 60291 (B4bK1/Br4p1/b3R1p1/2p5/1P1kN3/R3NP2/2rpP3/8 w - - 0 1)

Touw Hian Bwee

2nd HM., Probleemblad, 1968

B4bK1/Br4p1/b3R1p1/2p5/1P1kN3/R3NP2/2rpP3/8

#2

10 + 9

3751 FIDE Album (1968-1970) 1977
6352 A Collection of Chess Problems by Touw Hian Bwee 2008

SOLUTION

  • SOUND
  • Sets
    • 1...Rc4
      • 2.Rd3#
    • 1...Rb5
      • 2.Rd3#
    • 1...Bd3
      • 2.Rxd3#
  • Tries
    • 1.Sxd2?
      • threat
        • 2.Re4#
      • 1...Re7
        • 2.Sxc2#
      • 1...Bd3
        • 2.Rxd3#
      • 1...Bc4!
    • 1.Sc3?
      • threat
        • 2.Re4#
      • 1...Bxe2
        • 2.Sxe2#
      • 1...Bc4
        • 2.Sxc2#
      • 1...Re7
        • 2.Bxc5#
      • 1...Bd3!
    • 1.Sf6?
      • threat
        • 2.Re4#
      • 1...Bc4
        • 2.Sxc2#
      • 1...Bd3
        • 2.Rxd3#
      • 1...Re7!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Re4#
      • 1...Bc4
        • 2.Bxc5#
      • 1...Re7
        • 2.Sxc2#
      • 1...Bd3
        • 2.Rxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • R(a);S_CUTB(e)::R1(B)
    • R(g);S_CUTB(e)::R1(B)
    • B(e);N_GUARD::R1(B),XB(e)
  • Tries
    • Try
      • S(F);XP(b)
      • Threat
        • R1(G)
      • Vars
        • R(g);::S(C),XR(a)
        • B(e);N_GUARD::R1(B),XB(e)
      • Refutation
        • B(e);P_PINR(G)
    • Try
      • S(F);
      • Threat
        • R1(G)
      • Vars
        • B(e);XP(A)::S(F),XB(e)
        • B(e);P_PINR(G),SBLOCK::S(C),XR(a)
        • R(g);S_CUTB(i)::B(H),XP(d)
      • Refutation
        • B(e);
    • Try
      • S(F);
      • Threat
        • R1(G)
      • Vars
        • B(e);P_PINR(G),SBLOCK::S(C),XR(a)
        • B(e);N_GUARD::R1(B),XB(e)
      • Refutation
        • R(g);
  • Actual
    • S(F);
    • Threat
      • R1(G)
    • Vars
      • B(e);P_PINR(G),S_CUTR(a)::B(H),XP(d)
      • R(g);::S(C),XR(a)
      • B(e);N_GUARD::R1(B),XB(e)
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