MESON Chess Problem Database

Problem Display
PID: 9825 (3b4/4r3/4PQ1p/P1pk4/4N2K/2p5/2P3B1/8 w - - 0 1)

Munck, Laurits Andreas

Skakbladet, 1910

3b4/4r3/4PQ1p/P1pk4/4N2K/2p5/2P3B1/8

#2

7 + 6

3360 Simple Two-move Themes 1924
14868 Pirnie Collection 2012
5454 Near Snap 2013

SOLUTION

  • SOUND
  • Tries
    • 1.Sxc3+?
      • 1...Kd6
        • 2.Sb5#
      • 1...Kc4!
    • 1.Sg5+?
      • 1...Kd6
        • 2.Qf4#
      • 1...Kc4!
    • 1.Qe5+?
      • 1...Kc4
        • 2.Qxc5#
      • 1...Kc6
        • 2.Sxc3#
      • 1...Kxe5!
    • 1.Qf5+?
      • 1...Kc4
        • 2.Qxc5#
      • 1...Kd4
        • 2.Qxc5#
      • 1...Kc6!
  • Keys
    • 1.Qf4!
      • threat
        • 2.Sg5#
      • 1...Rxe6+
        • 2.Sf6#
      • 1...Kc4
        • 2.Sd6#
      • 1...Kd4
        • 2.Sd2#
        • 2.Sf2#
        • 2.Sg3#
        • 2.Sg5#
        • 2.Sd6#
        • 2.Sf6#
      • 1...Kc6
        • 2.Sxc3#
      • 1...Kxe6
        • 2.Sxc5#
      • 1...c4
        • 2.Qd6#

Anticipated by 143901(1892)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK,XP(a)
      • Vars
        • K(c);P-FLIGHT::S(C)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • S(C);CHECK
      • Vars
        • K(c);P-FLIGHT::QAB(G)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(G);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT::QAR1(G),XP(b)
        • K(c);S_FLIGHT::B(B)+S(C),XP(a)
      • Refutation
        • K(c);P-FLIGHT,XQ(G)
    • Try
      • Q(G);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT::QAR1(G),XP(b)
        • K(c);OGATE,P-FLIGHT::QAB1(G),XP(b)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • Q(G);
    • Threat
      • B(B)+S(C)
    • Vars
      • R(e);CHECK,SBLOCK,XP(F)::B(B)+S(C),DCHECK
      • K(c);S_FLIGHT::QAR(G)+S(C),DCHECK
      • K(c);S_FLIGHT::B(B)+S(C),XP(a)
      • K(c);S_FLIGHT,XP(F)::S(C),XP(b)
      • P(b);SBLOCK::QAR1(G)
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