MESON Chess Problem Database

Problem Display
PID: 24757 (8/8/1N6/ppP5/bR6/r2k4/rP1N1P2/b1Q2K2 w - - 0 1)

Savournin, Jacques

La Bataille, 1949

8/8/1N6/ppP5/bR6/r2k4/rP1N1P2/b1Q2K2

#2

8 + 7

3105 FIDE Album (1945-1955) 1964
5454 Near Snap 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Rc3
      • 2.Qxc3#
    • 1...Bb3
      • 2.Qc3#
  • Tries
    • 1.Sf3?
      • threat
        • 2.Se1#
        • 2.Se5#
        • 2.Rd4#
        • 2.Qd2#
      • 1...Rxb2
        • 2.Se1#
        • 2.Se5#
        • 2.Rd4#
      • 1...Bxb2
        • 2.Se1#
        • 2.Qd2#
      • 1...axb4!
    • 1.Rb3+?
      • 1...Kd4
        • 2.Qc3#
      • 1...Bxb3
        • 2.Qc3#
      • 1...Rxb3!
  • Keys
    • 1.Sb3!
      • threat
        • 2.Rd4#
        • 2.Qd2#
        • 2.Qb1#
        • 2.Qd1#
        • 2.Qc3#
      • 1...Rxb2
        • 2.Rd4#
      • 1...Rxb3
        • 2.Qd1#
      • 1...Bxb2
        • 2.Qd2#
      • 1...Bxb3
        • 2.Qc3#
      • 1...axb4
        • 2.Qb1#

This anticipates 86672(1950)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • R(c);N_GUARD::QAR1(A),XR(c)
    • B(e);S_CUTR(c)::QAR1(A)
  • Tries
    • Try
      • S(D);
      • Threat
        • DUALS(4)
      • Refutation
        • P(f);XR(F)
    • Try
      • R(F);CHECK
      • Vars
        • K(d);P-FLIGHT::QAB1(A)
        • B(e);XR(F)::QAR1(A)
      • Refutation
        • R(c);XR(F)
  • Actual
    • S(D);
    • Threat
      • DUALS(5)
    • Vars
      • R(b);XP(C)::R1(F)
      • R(c);XS(D)::QAR2(A)
      • B(a);XP(C)::QAR1(A)
      • B(e);XS(D)::QAR1(A)
      • P(f);XR(F)::QAB(A)
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