MESON Chess Problem Database

Problem Display
PID: 96849 (1qb1Rn2/1p1pN3/1P1k2N1/1PpP3K/2pr2p1/5pPp/1B1Q4/b2r4 w - - 0 1)

Wenman, Francis Percival (aka Percy Wenman)

200 Assorted Problems (Wenman), 1945

1qb1Rn2/1p1pN3/1P1k2N1/1PpP3K/2pr2p1/5pPp/1B1Q4/b2r4

#2

10 + 14

6490 yacpdb 2009
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3
      • 2.Qf4#
    • 1...Re4
      • 2.Sf5#
    • 1...Rf4
      • 2.Qxf4#
    • 1...Rxd5+
      • 2.Sf5#
  • Tries
    • 1.Se5?
      • threat
        • 2.Sf7#
      • 1...Kxe5
        • 2.Qf4#
      • 1...Rxd5
        • 2.Sf5#
      • 1...Rf4!
    • 1.Qxd4?
      • threat
        • 2.Sf5#
        • 2.Qe5#
        • 2.Qf4#
      • 1...Bxb2
        • 2.Sf5#
      • 1...Sxg6
        • 2.Sf5#
        • 2.Qf6#
      • 1...cxd4
        • 2.Ba3#
      • 1...Re1
        • 2.Sf5#
      • 1...Se6
        • 2.Sf5#
        • 2.Qe5#
      • 1...Rxd4!
  • Keys
    • 1.Sh8!
      • threat
        • 2.Sf7#
      • 1...Rxd5+
        • 2.Sf5#
      • 1...Ke5
        • 2.Qf4#
      • 1...Rf4
        • 2.Qxf4#

Anticipated by 48657(0000)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 2
  • Sets
    • R(f);N_GUARD::QAB(B)
    • R(f);::S(I)
    • R(f);N_GUARD::QAB(B),XR(f)
    • R(f);CHECK,P_SPINR(f),XP(E)::S(I)
  • Tries
    • Try
      • S(H);
      • Threat
        • S(H)
      • Vars
        • K(i);OGATEB,P_SPINR(f),S_FLIGHT,XS(H)::QAB1(B)
        • R(f);P_PINS(H),P_SPINR(f),XP(E)::S(I)
      • Refutation
        • R(f);
    • Try
      • Q(B);XR(f)
      • Threat
        • DUALS(3)
      • Vars
        • B(a);XB(A)::S(I)
        • P(h);OGATEB,XQ(B)::B(A)
        • R(b);::S(I)
      • Refutation
        • R(b);XQ(B)
  • Actual
    • S(H);
    • Threat
      • S(H)
    • Vars
      • R(f);CHECK,P_SPINR(f),XP(E)::S(I)
      • K(i);P_SPINR(f),S_FLIGHT::QAB1(B)
      • R(f);N_GUARD::QAB(B),XR(f)
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