MESON Chess Problem Database

Problem Display
PID: 120867 (2R5/8/4p3/2Pp2Qb/2pkB3/1p6/3P4/1K6 w - - 0 1)

Nemeth, Jozsef

Dombovar -Halado csoport, 1970

2R5/8/4p3/2Pp2Qb/2pkB3/1p6/3P4/1K6

#2

6 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...dxe4
      • 2.Rd8#
    • 1...e5
      • 2.Qe3#
  • Tries
    • 1.Bc2?
      • threat
        • 2.Qe3#
        • 2.Qf4#
      • 1...c3
        • 2.Qf4#
      • 1...Bf3
        • 2.Qe3#
      • 1...Bg6
        • 2.Qe3#
      • 1...e5
        • 2.Qe3#
        • 2.Qg1#
      • 1...bxc2+!
    • 1.Bf5?
      • threat
        • 2.Qe3#
        • 2.Qf4#
      • 1...exf5
        • 2.Qe3#
      • 1...c3
        • 2.Qf4#
      • 1...Bf3
        • 2.Qe3#
      • 1...e5
        • 2.Qe3#
        • 2.Qg1#
      • 1...Ke5!
    • 1.Bg6?
      • threat
        • 2.Qe3#
        • 2.Qf4#
      • 1...c3
        • 2.Qf4#
      • 1...Bf3
        • 2.Qe3#
      • 1...e5
        • 2.Qe3#
        • 2.Qg1#
      • 1...Bxg6+!
    • 1.Bh7?
      • threat
        • 2.Qe3#
        • 2.Qf4#
      • 1...c3
        • 2.Qf4#
      • 1...Bf3
        • 2.Qe3#
      • 1...e5
        • 2.Qe3#
        • 2.Qg1#
      • 1...Bg6+!
    • 1.Qf4?
      • threat
        • 2.Bc2#
        • 2.Bf5#
        • 2.Bg6#
        • 2.Bh7#
      • 1...dxe4
        • 2.Qd6#
      • 1...Bg6
        • 2.Bf5#
        • 2.Bxg6#
      • 1...e5
        • 2.Qe3#
      • 1...Bf3!
  • Keys
    • 1.Bd3!
      • threat
        • 2.Qe3#
      • 1...Kxd3
        • 2.Qe3#
      • 1...cxd3
        • 2.Qf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • P(d);OGATEB,SBLOCK,XB(C)::R(F)
    • P(f);SBLOCK::QAB1(E)
  • Tries
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::QAR2(E)
        • B(e);::QAB1(E)
        • B(e);P_PINB(C)::QAB1(E)
      • Refutation
        • P(a);CHECK,XB(C)
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(f);XB(C)::QAB1(E)
        • P(b);::QAR2(E)
        • B(e);::QAB1(E)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::QAR2(E)
        • B(e);::QAB1(E)
      • Refutation
        • B(e);CHECK,XB(C)
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::QAR2(E)
        • B(e);::QAB1(E)
      • Refutation
        • B(e);CHECK
    • Try
      • Q(E);
      • Threat
        • DUALS(4)
      • Vars
        • P(d);OGATEB,P_SPINP(d),SBLOCK,XB(C)::QAR2(E)
        • P(f);SBLOCK::QAB1(E)
      • Refutation
        • B(e);
  • Actual
    • B(C);
    • Threat
      • QAB1(E)
    • Vars
      • K(c);P-FLIGHT,XB(C)::QAR1(E)
      • P(b);SBLOCK,XB(C)::QAR2(E)
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