MESON Chess Problem Database

Problem Display
PID: 21271 (r3r3/2NB4/n2P3B/2p2R2/NRnpk3/p3p1p1/b3Q1K1/q1b5 w - - 0 1)

Chandler, Guy Wills

4th HM., Brisbane Courier, 1918

r3r3/2NB4/n2P3B/2p2R2/NRnpk3/p3p1p1/b3Q1K1/q1b5

#2

9 + 13

6104 A Tribute to G W Chandler 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Rf4#
    • 1...Sb2
      • 2.Sc3#
    • 1...Sd2
      • 2.Qxe3#
    • 1...Sa5
      • 2.Qc2#
    • 1...Se5
      • 2.Rf4#
    • 1...Sb6
      • 2.Qc2#
    • 1...Sxd6
      • 2.Qc2#
    • 1...Sxb4
      • 2.Sxc5#
    • 1...Sxc7
      • 2.Sxc5#
    • 1...Sb8
      • 2.Sxc5#
    • 1...d3
      • 2.Qg4#
  • Tries
    • 1.Sxe8?
      • threat
        • 2.Sf6#
      • 1...d3
        • 2.Qg4#
      • 1...Rxe8!
  • Keys
    • 1.Rh5!
      • threat
        • 2.Bc6#
      • 1...Sxd6
        • 2.Qc2#
      • 1...Sxb4
        • 2.Sxc5#
      • 1...Sxc7
        • 2.Sxc5#
      • 1...d3
        • 2.Qg4#
      • 1...Re5
        • 2.Rh4#
      • 1...Sb2
        • 2.Sc3#
      • 1...Sd2
        • 2.Qxe3#
      • 1...Sa5
        • 2.Qc2#
      • 1...Se5
        • 2.Bf5#
      • 1...Sb6
        • 2.Qc2#
      • 1...Sb8
        • 2.Sxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • R(m);SBLOCK::R1(E)
    • S(g);S_CUTP(h),S_CUTQ(a)::S(C)
    • S(g);N_GUARD,S_CUTB(b),S_CUTP(h)::QAR1(A),XP(e)
    • S(g);S_CUTP(h)::QAB(A)
    • S(g);SBLOCK::R1(E)
    • S(g);S_CUTP(h),XP(F)::QAB(A)
    • S(k);N_GUARD,XR(D)::S(C),XP(j)
    • S(k);N_GUARD,XS(H)::S(C),XP(j)
    • S(k);N_GUARD::S(C),XP(j)
    • P(h);P_SPINS(g),SBLOCK::QAR2(A)
  • Tries
    • Try
      • S(H);XR(m)
      • Threat
        • S(H)
      • Vars
        • P(h);P_SPINS(g),SBLOCK::QAR2(A)
      • Refutation
        • R(l);XS(H)
  • Actual
    • R(E);
    • Threat
      • B(I)
    • Vars
      • S(g);S_CUTP(h),XP(F)::QAB(A)
      • S(k);N_GUARD,XR(D)::S(C),XP(j)
      • S(k);N_GUARD,XS(H)::S(C),XP(j)
      • P(h);P_SPINS(g),SBLOCK::QAR2(A)
      • R(m);SBLOCK::R(E)
      • S(g);S_CUTP(h),S_CUTQ(a)::S(C)
      • S(g);N_GUARD,S_CUTB(b),S_CUTP(h)::QAR1(A),XP(e)
      • S(g);S_CUTP(h)::QAB(A)
      • S(g);SBLOCK::B(I)
      • S(k);N_GUARD::S(C),XP(j)
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