MESON Chess Problem Database

Problem Display
PID: 135401 (8/K1pB4/P1p5/n3N3/1k6/1p1P4/1P3Q1B/R7 w - - 0 1)

Taylor, Jesse Paul

The Field, 1915

(First published on Sat Oct 23 1915)

8/K1pB4/P1p5/n3N3/1k6/1p1P4/1P3Q1B/R7

#2

9 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...c5
      • 2.Ra4#
      • 2.Qe1#
      • 2.Qd2#
  • Tries
    • 1.Sxc6+?
      • 1...Kb5
        • 2.Rxa5#
        • 2.Qf5#
      • 1...Sxc6+!
    • 1.Bg1?
      • threat
        • 2.Qc5#
      • 1...Kb5
        • 2.Qc5#
      • 1...c5
        • 2.Ra4#
        • 2.Qe1#
        • 2.Qxc5#
        • 2.Qd2#
      • 1...Sb7!
    • 1.Bxc6?
      • threat
        • 2.Ra4#
        • 2.Qf8#
      • 1...Sc4
        • 2.Ra4#
      • 1...Sb7
        • 2.Ra4#
        • 2.Qd4#
      • 1...Sxc6+!
    • 1.Rxa5?
      • threat
        • 2.Sxc6#
        • 2.Qe1#
        • 2.Qc5#
        • 2.Qd2#
      • 1...c5
        • 2.Sc6#
        • 2.Ra4#
        • 2.Qe1#
        • 2.Qxc5#
        • 2.Qd2#
      • 1...Kxa5!
    • 1.Qe1+?
      • 1...Kb5
        • 2.Rxa5#
        • 2.Qxa5#
      • 1...Kc5!
    • 1.Qd4+?
      • 1...Sc4
        • 2.Qxc4#
      • 1...Kb5!
    • 1.Qd2+?
      • 1...Kb5
        • 2.Rxa5#
        • 2.Qxa5#
      • 1...Kc5!
    • 1.Qf8+?
      • 1...c5
        • 2.Ra4#
      • 1...Kb5!
  • Keys
    • 1.Qf5!
      • 1...Kb5
        • 2.Sxc6#
      • 1...Kc5
        • 2.Sxc6#
      • 1...Sc4
        • 2.Sxc6#
      • 1...Sb7
        • 2.Sxc6#
      • 1...c5
        • 2.Ra4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);CHECK,XP(d)
      • Refutation
        • S(c);CHECK,XS(F)
    • Try
      • B(D);
      • Threat
        • QAB1(C)
      • Vars
        • K(b);P-FLIGHT,P_SPINP(d)::QAR1(C)
      • Refutation
        • S(c);
    • Try
      • B(I);XP(d)
      • Threat
        • DUALS(2)
      • Vars
        • S(c);::R1(A)
      • Refutation
        • S(c);CHECK,XB(I)
    • Try
      • R(A);XS(c)
      • Threat
        • DUALS(4)
      • Refutation
        • K(b);S_FLIGHT,XR(A)
    • Try
      • Q(C);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • S(c);N_GUARD,P_SPINS(c)::QAR1(C),XS(c)
      • Refutation
        • K(b);P-FLIGHT,P_SPINP(d)
    • Try
      • Q(C);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • P(d);P_SPINP(d)::R1(A)
      • Refutation
        • K(b);P-FLIGHT,P_SPINP(d)
  • Actual
    • Q(C);
    • Vars
      • K(b);P-FLIGHT,P_SPINP(d)::QAR(C)+S(F),XP(d)
      • K(b);S_FLIGHT::QAR(C)+S(F),XP(d)
      • S(c);N_GUARD::S(F),XP(d)
      • P(d);SBLOCK::R1(A)
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