MESON Chess Problem Database

Problem Display
PID: 66608 (8/B1Kp1N2/b2pp3/Qpnk4/p4nRR/q1pB4/7b/3Nr3 w - - 0 1)

Neumann, Itzhak

Israel Ty., 1941

8/B1Kp1N2/b2pp3/Qpnk4/p4nRR/q1pB4/7b/3Nr3

#2

8 + 13

5828 My Selected Chess Problems (Neumann) 1968

SOLUTION

  • SOUND
  • Sets
    • 1...Se2
      • 2.Se3#
    • 1...Sg2
      • 2.Rd4#
    • 1...Sfxd3
      • 2.Rd4#
    • 1...Sh3
      • 2.Rd4#
    • 1...Sh5
      • 2.Rd4#
    • 1...Sg6
      • 2.Rd4#
    • 1...Sb3
      • 2.Sxc3#
  • Keys
    • 1.Qb6!
      • threat
        • 2.Qxd6#
      • 1...Kd4
        • 2.Qxd6#
      • 1...Sfxd3
        • 2.Rd4#
      • 1...Scxd3
        • 2.Qd4#
      • 1...Se2
        • 2.Se3#
      • 1...Sg2
        • 2.Rd4#
      • 1...Sh3
        • 2.Rd4#
      • 1...Sh5
        • 2.Rd4#
      • 1...Sg6
        • 2.Rd4#
      • 1...Sb3
        • 2.Sxc3#
      • 1...Se4
        • 2.Qd4#
      • 1...Sb7
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(f);S_CUTR(a)::S(A)
    • S(f);OGATE::R1(C)
    • S(f);OGATE,XB(B)::R1(C)
    • S(h);P_SPINP(g),S_CUTQ(c)::S(A),XP(d)
  • Actual
    • Q(E);
    • Threat
      • QAR1(E),XP(k)
    • Vars
      • K(i);P-FLIGHT,P_SPINS(f)::QAR2(E),XP(k)
      • S(f);OGATE,XB(B)::R1(C)
      • S(h);OGATE,XB(B)::QAR1(E)
      • S(f);S_CUTR(a)::S(A)
      • S(f);OGATE::R1(C)
      • S(h);S_CUTQ(c)::S(A),XP(d)
      • S(h);OGATE::QAR1(E)
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