MESON Chess Problem Database

Problem Display
PID: 202481 (8/4Rp2/2p1nP2/rn2k1pN/1pP1PrP1/6Q1/b2N1B2/4K3 w - - 0 1)

ten Cate, Pieter

Western Morning News, 1923

(First published on Sat Apr 28 1923)

8/4Rp2/2p1nP2/rn2k1pN/1pP1PrP1/6Q1/b2N1B2/4K3

#2

10 + 10

6490 yacpdb 2020
15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Sf3+?
      • 1...Kd6
        • 2.e5#
      • 1...Kxe4!
  • Keys
    • 1.Qe3!
      • threat
        • 2.Qc5#
      • 1...Kd6
        • 2.e5#
      • 1...Rxe4
        • 2.Bg3#
      • 1...Bxc4
        • 2.Sxc4#
      • 1...Sa3
        • 2.Qd4#
      • 1...Sc3
        • 2.Qd4#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sd6
        • 2.Qd4#
      • 1...Sa7
        • 2.Qd4#
      • 1...Sc7
        • 2.Qd4#
      • 1...c5
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(f);N_SPINS(i),OGATE,S_FLIGHT::P(F)
      • Refutation
        • K(f);N_SPINR(c),P-FLIGHT,XP(F)
  • Actual
    • Q(D);N_PINR(c)
    • Threat
      • QAR2(D)
    • Vars
      • K(f);N_SPINS(i),OGATE,S_FLIGHT::P(F)
      • R(c);OGATEB,P_PINQ(D),P_SPINR(c),XP(F)::B(C)
      • B(a);XP(E)::S(B),XB(a)
      • S(e);N_GUARD::QAB1(D)
      • S(e);N_GUARD::QAB1(D),XS(e)
      • P(h);::QAR2(D),XP(h)
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