MESON Chess Problem Database

Problem Display
PID: 99303 (3K4/4N3/3pP3/2kB4/4q3/1Q1pN3/5R2/6B1 w - - 0 1)

Molnar, Arpad

Sakkelet, 1992

3K4/4N3/3pP3/2kB4/4q3/1Q1pN3/5R2/6B1

#2

8 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Rb2?
      • threat
        • 2.Qb6#
      • 1...Qb4
        • 2.Qxb4#
      • 1...Kd4!
    • 1.Rc2+?
      • 1...Kd4
        • 2.Sc6#
        • 2.Qb2#
        • 2.Qc3#
      • 1...Qc4
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sg2#
        • 2.Sxc4#
        • 2.Sg4#
        • 2.S3f5#
        • 2.Rxc4#
      • 1...dxc2!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Qb6#
      • 1...Kd4
        • 2.Rf4#
      • 1...Qxd5
        • 2.Rf5#
      • 1...Qxc4
        • 2.Rc2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);
      • Threat
        • QAB1(C)
      • Vars
        • Q(b);N_GUARD::QAB1(C),XQ(b)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • R(B);CHECK
      • Refutation
        • P(a);XR(B)
  • Actual
    • S(D);
    • Threat
      • QAB1(C)
    • Vars
      • K(c);S_FLIGHT::B(A)+R(B)
      • Q(b);N_GUARD,XB(E)::B(A)+R(B)
      • Q(b);N_GUARD,XS(D)::B(A)+R(B)
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