MESON Chess Problem Database

Problem Display
PID: 136486 (2q5/2R2p1P/3p1R2/3Pk2n/1pP3p1/p4bNN/5K2/1BQ5 w - - 0 1)

Morse, Christopher Jeremy

Comm., BCF 104. Ty., 1963-1964

2q5/2R2p1P/3p1R2/3Pk2n/1pP3p1/p4bNN/5K2/1BQ5

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qe3#
    • 1...Kxf6
      • 2.Qg5#
    • 1...Sxg3
      • 2.Qf4#
    • 1...Sf4
      • 2.Qxf4#
    • 1...Sxf6
      • 2.Qf4#
    • 1...Sg7
      • 2.Qf4#
    • 1...a2
      • 2.Qb2#
    • 1...b3
      • 2.Qc3#
  • Tries
    • 1.Bc2?
      • threat
        • 2.Qa1#
      • 1...Kd4
        • 2.Qe3#
        • 2.Qa1#
      • 1...Kxf6
        • 2.Qg5#
        • 2.Qa1#
      • 1...b3!
    • 1.Bd3?
      • threat
        • 2.Qa1#
      • 1...Kxf6
        • 2.Qg5#
        • 2.Qa1#
      • 1...b3
        • 2.Qc3#
      • 1...Kd4!
    • 1.Be4?
      • threat
        • 2.Qa1#
      • 1...Kd4
        • 2.Qa1#
      • 1...Kxf6
        • 2.Qg5#
        • 2.Qa1#
      • 1...b3
        • 2.Qc3#
      • 1...Sxg3!
    • 1.Bf5?
      • threat
        • 2.Qa1#
      • 1...Kd4
        • 2.Qe3#
        • 2.Qa1#
      • 1...Kxf6
        • 2.Qa1#
      • 1...b3
        • 2.Qc3#
      • 1...gxh3!
    • 1.Bg6?
      • threat
        • 2.Qa1#
      • 1...Kd4
        • 2.Qe3#
        • 2.Qa1#
      • 1...b3
        • 2.Qc3#
      • 1...Kxf6!
    • 1.Rf5+?
      • 1...Kd4
        • 2.Qd2#
        • 2.Qe3#
      • 1...Qxf5!
    • 1.Qxa3?
      • threat
        • 2.Qb2#
        • 2.Qa1#
      • 1...Kd4
        • 2.Qb2#
        • 2.Qa1#
        • 2.Qe3#
      • 1...Kxf6
        • 2.Qb2#
        • 2.Qa1#
      • 1...Qa6
        • 2.Qb2#
      • 1...Qa8
        • 2.Qb2#
      • 1...b3
        • 2.Qb2#
      • 1...bxa3!
    • 1.Qe3+?
      • 1...Kxf6
        • 2.Sxh5#
        • 2.Qd4#
        • 2.Qg5#
      • 1...Be4!
    • 1.Qg5+?
      • 1...Kd4
        • 2.Qe3#
      • 1...Qf5!
  • Keys
    • 1.Ba2!
      • threat
        • 2.Qa1#
      • 1...Kd4
        • 2.Qe3#
      • 1...Kxf6
        • 2.Qg5#
      • 1...Sxg3
        • 2.Qf4#
      • 1...b3
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 4
  • Sets
    • K(e);S_FLIGHT::QAB1(B)
    • K(e);S_FLIGHT,XR(H)::QAB1(B)
    • S(f);N_GUARD,XS(D)::QAB1(B)
    • S(f);N_GUARD::QAB1(B),XS(f)
    • S(f);N_GUARD,XR(H)::QAB1(B)
    • S(f);N_GUARD::QAB1(B)
    • P(a);N_GUARD::QAB(B)
    • P(c);N_GUARD::QAB(B)
  • Tries
    • Try
      • B(A);
      • Threat
        • QAB(B)
      • Refutation
        • P(c);
    • Try
      • B(A);
      • Threat
        • QAB(B)
      • Vars
        • P(c);N_GUARD::QAB(B)
      • Refutation
        • K(e);S_FLIGHT
    • Try
      • B(A);
      • Threat
        • QAB(B)
      • Vars
        • K(e);S_FLIGHT::QAB(B)
        • P(c);N_GUARD::QAB(B)
      • Refutation
        • S(f);XS(D)
    • Try
      • B(A);
      • Threat
        • QAB(B)
      • Vars
        • K(e);S_FLIGHT,XR(H)::QAB(B)
        • P(c);N_GUARD::QAB(B)
      • Refutation
        • P(d);XS(E)
    • Try
      • B(A);
      • Threat
        • QAB(B)
      • Vars
        • P(c);N_GUARD::QAB(B)
      • Refutation
        • K(e);S_FLIGHT,XR(H)
    • Try
      • R(H);CHECK
      • Refutation
        • Q(i);XR(H)
    • Try
      • Q(B);XP(a)
      • Threat
        • DUALS(2)
      • Vars
        • Q(i);::QAB(B)
        • P(c);::QAB(B)
      • Refutation
        • P(c);XQ(B)
    • Try
      • Q(B);CHECK
      • Refutation
        • B(b);P_SPINB(b)
    • Try
      • Q(B);CHECK
      • Vars
        • K(e);S_FLIGHT::QAB1(B)
      • Refutation
        • Q(i);P_SPINQ(i)
  • Actual
    • B(A);
    • Threat
      • QAB(B)
    • Vars
      • K(e);S_FLIGHT::QAB1(B)
      • K(e);S_FLIGHT,XR(H)::QAB1(B)
      • S(f);N_GUARD,XS(D)::QAB1(B)
      • P(c);N_GUARD::QAB(B)
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