MESON Chess Problem Database

Problem Display
PID: 35183 (1q2Br2/6N1/1n1p1n2/r2R4/p2NkPp1/2R3P1/8/Q4K2 w - - 0 1)

Andersson, Gunnar

Ekstrom, Sven Johan Adrian

1st Prize, Lunds Dagblad, 1947

1q2Br2/6N1/1n1p1n2/r2R4/p2NkPp1/2R3P1/8/Q4K2

#2

9 + 9

3105 FIDE Album (1945-1955) 1964
3195 idee & form 1983

SOLUTION

  • SOUND
  • Tries
    • 1.Sc2?
      • threat
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Rxd5
        • 2.Re3#
        • 2.Qe1#
      • 1...Sbxd5
        • 2.Bg6#
      • 1...Sfxd5!
    • 1.Se2?
      • threat
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Sbxd5
        • 2.Bg6#
      • 1...Sfxd5
        • 2.Qb1#
      • 1...Rxd5!
    • 1.Sb3?
      • threat
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Rxd5
        • 2.Qe1#
      • 1...Sbxd5
        • 2.Bg6#
        • 2.Qb1#
      • 1...Sfxd5
        • 2.Qb1#
      • 1...axb3!
    • 1.Sf3?
      • threat
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Rxd5
        • 2.Qe1#
      • 1...Sbxd5
        • 2.Bg6#
      • 1...Sfxd5
        • 2.Qb1#
      • 1...gxf3!
    • 1.Sb5?
      • threat
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Sbxd5
        • 2.Bg6#
        • 2.Qb1#
      • 1...Sfxd5
        • 2.Qb1#
      • 1...Rxb5!
    • 1.Sdf5?
      • threat
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Rxd5
        • 2.Re3#
        • 2.Qe1#
      • 1...Sfxd5
        • 2.Qb1#
      • 1...Sbxd5!
    • 1.Sc6?
      • threat
        • 2.Rd4#
      • 1...Rxd5
        • 2.Qe1#
      • 1...Sbxd5
        • 2.Bg6#
      • 1...Sfxd5
        • 2.Qb1#
      • 1...Kxd5!
  • Keys
    • 1.Sde6!
      • threat
        • 2.Rd4#
      • 1...Kxd5
        • 2.Bc6#
      • 1...Rxd5
        • 2.Qe1#
      • 1...Sbxd5
        • 2.Bg6#
      • 1...Sfxd5
        • 2.Qb1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Threat
        • R1(G)
      • Vars
        • K(b);OGATEB,S_FLIGHT,XR(G)::B(I)
        • S(e);SBLOCK,XR(G)::B(I)
      • Refutation
        • S(g);P_PINP(F),XR(G)
    • Try
      • S(E);
      • Threat
        • R1(G)
      • Vars
        • K(b);OGATEB,S_FLIGHT,XR(G)::B(I)
        • S(e);SBLOCK,XR(G)::B(I)
        • S(g);P_PINP(F),SBLOCK,XR(G)::QAB(A)
      • Refutation
        • R(d);XR(G)
    • Try
      • S(E);
      • Threat
        • R1(G)
      • Vars
        • K(b);OGATEB,S_FLIGHT,XR(G)::B(I)
        • R(d);SBLOCK,XR(G)::QAR(A)
        • S(g);P_PINP(F),SBLOCK,XR(G)::QAB(A)
      • Refutation
        • P(a);XS(E)
    • Try
      • S(E);
      • Threat
        • R1(G)
      • Vars
        • K(b);OGATEB,S_FLIGHT,XR(G)::B(I)
        • R(d);SBLOCK,XR(G)::QAR(A)
        • S(e);SBLOCK,XR(G)::B(I)
        • S(g);SBLOCK,XR(G)::QAB(A)
      • Refutation
        • P(c);XS(E)
    • Try
      • S(E);
      • Threat
        • R1(G)
      • Vars
        • K(b);OGATEB,S_FLIGHT,XR(G)::B(I)
        • S(g);P_PINP(F),SBLOCK,XR(G)::QAB(A)
      • Refutation
        • R(d);XS(E)
    • Try
      • S(E);
      • Threat
        • R1(G)
      • Vars
        • K(b);OGATEB,S_FLIGHT,XR(G)::B(I)
        • S(g);SBLOCK,XR(G)::QAB(A)
      • Refutation
        • S(e);XR(G)
    • Try
      • S(E);
      • Threat
        • R1(G)
      • Vars
        • R(d);SBLOCK,XR(G)::QAR(A)
        • S(e);SBLOCK,XR(G)::B(I)
        • S(g);P_PINP(F),SBLOCK,XR(G)::QAB(A)
      • Refutation
        • K(b);S_FLIGHT,XR(G)
  • Actual
    • S(E);
    • Threat
      • R1(G)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(G)::B(I)
      • R(d);SBLOCK,XR(G)::QAR(A)
      • S(e);SBLOCK,XR(G)::B(I)
      • S(g);P_PINP(F),SBLOCK,XR(G)::QAB(A)
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