MESON Chess Problem Database

Problem Display
PID: 199547 (2R2b2/K3pp1q/p6p/Q3p2B/4b2R/2Bk4/2pr1p2/2r5 w - - 0 1)

Basisty, Mark Borisovich

Zamanov, Vidadi

Zadachi i Etyudi, 2015

2R2b2/K3pp1q/p6p/Q3p2B/4b2R/2Bk4/2pr1p2/2r5

#2

6 + 13

SOLUTION

  • SOUND
  • Tries
    • 1.Bxd2?
      • threat
        • 2.Qc3#
      • 1...Kd4
        • 2.Qd8#
      • 1...Bf3!
    • 1.Rd8+?
      • 1...Ke3
        • 2.Bxd2#
      • 1...Kc4
        • 2.Qb4#
      • 1...Bd5!
    • 1.Qd8+?
      • 1...Ke3
        • 2.Bxd2#
        • 2.Qxd2#
      • 1...Bd5!
    • 1.Qd5+?
      • 1...Ke3
        • 2.Bxd2#
        • 2.Qxd2#
      • 1...Bxd5!
    • 1.Qxe5?
      • threat
        • 2.Qd4#
      • 1...Ke3
        • 2.Rh3#
      • 1...Bf3
        • 2.Rd4#
      • 1...Qg7
        • 2.Qxe4#
      • 1...Qh8
        • 2.Qxe4#
      • 1...Bg7!
  • Keys
    • 1.Bd4!
      • threat
        • 2.Qc3#
      • 1...Kxd4
        • 2.Qxd2#
      • 1...exd4
        • 2.Qa3#
      • 1...Bf3
        • 2.Qxa6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(A);XR(c)
      • Threat
        • QAR1(C)
      • Vars
        • K(e);P-FLIGHT,P_SPINB(f)::QAR(C)
      • Refutation
        • B(f);
    • Try
      • R(F);CHECK
      • Vars
        • K(e);P-FLIGHT::B(A),XR(c)
        • K(e);P_SPINB(f),S_FLIGHT::QAR1(C)
      • Refutation
        • B(f);P_SPINB(f)
    • Try
      • Q(C);CHECK
      • Refutation
        • B(f);P_SPINB(f)
    • Try
      • Q(C);CHECK
      • Refutation
        • B(f);XQ(C)
    • Try
      • Q(C);XP(g)
      • Threat
        • QAR1(C)
      • Vars
        • K(e);P-FLIGHT,P_SPINB(f)::R(B)
        • B(f);OGATE::R1(B)
        • Q(l);N_GUARD::QAB1(C),XB(f)
      • Refutation
        • B(m);
  • Actual
    • B(A);
    • Threat
      • QAR1(C)
    • Vars
      • K(e);P-FLIGHT,P_SPINB(f),XB(A)::QAR2(C),XR(c)
      • P(g);SBLOCK,XB(A)::QAR(C)
      • B(f);::QAB(C),XP(h)
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