MESON Chess Problem Database

Problem Display
PID: 4561 (3K4/5PB1/2p1k3/2P5/4Np2/5n2/1Q6/1B6 w - - 0 1)

Teed, Frank Melville

New York Turf, Field and Farm, 1879

3K4/5PB1/2p1k3/2P5/4Np2/5n2/1Q6/1B6

#2

7 + 4

3360 Simple Two-move Themes 1924
934 Social Chess Quarterly (The) 1934
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qa2#
      • 2.Qb3#
  • Tries
    • 1.Sg5+?
      • 1...Sxg5
        • 2.Qa2#
        • 2.Qb3#
      • 1...Kd5!
    • 1.f8Q?
      • threat
        • 2.Ba2#
        • 2.Qa2#
        • 2.Qb3#
      • 1...Kd5
        • 2.Qa2#
        • 2.Qb3#
        • 2.Qf7#
        • 2.Qg8#
      • 1...Sd2
        • 2.Qe5#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sd4!
    • 1.f8S+?
      • 1...Kd5
        • 2.Qa2#
        • 2.Qb3#
      • 1...Kf7
        • 2.Ba2#
      • 1...Kf5!
    • 1.f8R?
      • threat
        • 2.Ba2#
        • 2.Qa2#
        • 2.Qb3#
      • 1...Kd5
        • 2.Qa2#
        • 2.Qb3#
      • 1...Sd2
        • 2.Qe5#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sd4!
  • Keys
    • 1.Qg2!
      • 1...Kd5
        • 2.Qa2#
      • 1...Kf5
        • 2.Sg5#
      • 1...Kxf7
        • 2.Ba2#
      • 1...Sd4
        • 2.Sg5#
      • 1...Se1
        • 2.Sg5#
      • 1...Sg1
        • 2.Sg5#
      • 1...Sd2
        • 2.Sg5#
      • 1...Sh2
        • 2.Sg5#
      • 1...Sh4
        • 2.Sg5#
      • 1...Se5
        • 2.Sg5#
      • 1...Sg5
        • 2.Sxg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • P(E);
      • Threat
        • DUALS(3)
      • Vars
        • S(a);N_GUARD::QAR1(B)
        • S(a);N_GUARD::QAR1(B),XS(a)
      • Refutation
        • S(a);
    • Try
      • P(E);CHECK
      • Vars
        • K(d);S_FLIGHT::B(A)
      • Refutation
        • K(d);S_FLIGHT
    • Try
      • P(E);
      • Threat
        • DUALS(3)
      • Vars
        • S(a);N_GUARD::QAR1(B)
        • S(a);N_GUARD::QAR1(B),XS(a)
      • Refutation
        • S(a);
  • Actual
    • Q(B);
    • Vars
      • K(d);S_FLIGHT::QAB(B)
      • K(d);S_FLIGHT::B(A)+S(C)
      • K(d);S_FLIGHT,XP(E)::B(A)
      • S(a);N_GUARD::S(C)
      • S(a);N_GUARD::S(C),XS(a)
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