MESON Chess Problem Database

Problem Display
PID: 106813 (3N1r2/5p1B/KQp3r1/2P2kpN/3R1bp1/6p1/4Pn2/B4R2 w - - 0 1)

Pape, Edouard

Western Morning News, 1928

3N1r2/5p1B/KQp3r1/2P2kpN/3R1bp1/6p1/4Pn2/B4R2

#2

10 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Be5
      • 2.Qb1#
      • 2.e4#
  • Tries
    • 1.Ra4?
      • threat
        • 2.Sg7#
      • 1...Be5
        • 2.Qb1#
        • 2.e4#
      • 1...Rg8!
    • 1.Rb4?
      • threat
        • 2.Sg7#
      • 1...Be5
        • 2.e4#
      • 1...Rg8!
    • 1.Rc4?
      • threat
        • 2.Sg7#
      • 1...Be5
        • 2.Qb1#
        • 2.e4#
      • 1...Rg8!
    • 1.Qb1+?
      • 1...Ke5
        • 2.Rdd1#
        • 2.Rd2#
        • 2.Rd6#
        • 2.Rd7#
      • 1...Se4
        • 2.Qxe4#
      • 1...Sd3!
    • 1.e4+?
      • 1...Ke5
        • 2.Ra4#
        • 2.Rb4#
        • 2.Rc4#
      • 1...Sxe4!
  • Keys
    • 1.Qxc6!
      • threat
        • 2.Qf6#
      • 1...Ke5
        • 2.Rxf4#
      • 1...Be5
        • 2.e4#
      • 1...Bd6
        • 2.Qe4#
      • 1...Se4
        • 2.Rd5#
      • 1...f6
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);
      • Threat
        • S(F)
      • Refutation
        • R(j);
    • Try
      • R(D);
      • Threat
        • S(F)
      • Vars
        • B(c);P_SPINS(a)::P(C)
      • Refutation
        • R(j);
    • Try
      • R(D);
      • Threat
        • S(F)
      • Refutation
        • R(j);
    • Try
      • Q(H);CHECK
      • Vars
        • S(a);N_GUARD,P_SPINB(c),P_SPINS(a)::QAB1(H),XS(a)
      • Refutation
        • S(a);P_SPINB(c),P_SPINS(a)
    • Try
      • P(C);CHECK
      • Refutation
        • S(a);P_SPINB(c),XP(C)
  • Actual
    • Q(H);P_SPINQ(H),XP(g)
    • Threat
      • QAR1(H)
    • Vars
      • K(e);N_SPINR(h),P-FLIGHT::B(A)+R(D),XB(c)
      • B(c);P_SPINS(a),SBLOCK::P(C)
      • B(c);N_PINQ(H),P_SPINS(a)::QAB1(H)
      • S(a);P_SPINB(c),SBLOCK::R(D)
      • P(i);N_GUARD,N_PINQ(H)::QAB1(H)
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Developed and maintained by Brian Stephenson.
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