MESON Chess Problem Database

Problem Display
PID: 196845 (8/b2N3K/2n2pQp/q1r4P/bp3kp1/3R4/3N3P/2B4r w - - 0 1)

Reilly, William Henry

1st Prize, Sussex Chess Problem Fraternity, 1919-02

8/b2N3K/2n2pQp/q1r4P/bp3kp1/3R4/3N3P/2B4r

#2

8 + 11

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Rg5
      • 2.Qe4#
    • 1...Bd1
      • 2.Sc4#
    • 1...Bc2
      • 2.Sf1#
    • 1...Se5
      • 2.Qxf6#
    • 1...g3
      • 2.Rf3#
      • 2.hxg3#
    • 1...f5
      • 2.Qxh6#
  • Tries
    • 1.Qxh6+?
      • 1...Kf5
        • 2.Qxf6#
      • 1...Rg5!
  • Keys
    • 1.Rg3!
      • threat
        • 2.Qxg4#
      • 1...Rg5
        • 2.Qe4#
      • 1...Bd1
        • 2.Sc4#
      • 1...Bc2
        • 2.Sf1#
      • 1...Se5
        • 2.Qxf6#
      • 1...f5
        • 2.Qxh6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • R(g);SBLOCK::QAR1(F)
    • B(b);S_CUTR(a)::B(A)+S(B)
    • B(b);S_CUTR(g)::B(A)+S(B)
    • S(h);S_CUTR(g)::QAR2(F),XP(i)
    • P(i);SBLOCK,S_CUTR(g)::QAB(F),XP(j)
  • Tries
    • Try
      • Q(F);CHECK,XP(j)
      • Vars
        • K(d);P-FLIGHT::QAR1(F),XP(i)
      • Refutation
        • R(g);P_SPINR(g)
  • Actual
    • R(D);
    • Threat
      • QAR1(F),XP(e)
    • Vars
      • R(g);SBLOCK::QAR1(F)
      • B(b);S_CUTR(a)::B(A)+S(B)
      • B(b);P_PINQ(F),S_CUTR(g)::B(A)+S(B)
      • S(h);S_CUTR(g)::QAR2(F),XP(i)
      • P(i);SBLOCK,S_CUTR(g)::QAB(F),XP(j)
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