MESON Chess Problem Database

Problem Display
PID: 167301 (1B3b2/4p1p1/3nR1P1/8/3NP2p/4k2p/3rB2K/2Q5 w - - 0 1)

Schett, Sophie

Nuova Rivista degli Scacchi, 1882

1B3b2/4p1p1/3nR1P1/8/3NP2p/4k2p/3rB2K/2Q5

#2

8 + 8

15148 Sadier Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kf2
      • 2.Qg1#
    • 1...Kxd4
      • 2.Ba7#
    • 1...Kf4
      • 2.Qxd2#
    • 1...Sc4
      • 2.Qg1#
    • 1...Sxe4
      • 2.Qg1#
    • 1...Sb5
      • 2.Qg1#
    • 1...Sf5
      • 2.Qg1#
    • 1...Sb7
      • 2.Qg1#
    • 1...Sf7
      • 2.Qg1#
    • 1...Sc8
      • 2.Qg1#
    • 1...Se8
      • 2.Qg1#
  • Tries
    • 1.Kxh3?
      • 1...Kxd4
        • 2.Ba7#
      • 1...Kf4
        • 2.Qxd2#
      • 1...Sxe4
        • 2.Qg1#
      • 1...Sc4
        • 2.Qg1#
      • 1...Sb5
        • 2.Qg1#
      • 1...Sf5
        • 2.Qg1#
      • 1...Sb7
        • 2.Qg1#
      • 1...Sf7
        • 2.Qg1#
      • 1...Sc8
        • 2.Qg1#
      • 1...Se8
        • 2.Qg1#
      • 1...Kf2!
    • 1.Sc2+?
      • 1...Kf2
        • 2.Qe1#
        • 2.Qf1#
      • 1...Kf4
        • 2.Qxd2#
      • 1...Kxe2!
    • 1.Bxd6?
      • threat
        • 2.Qg1#
      • 1...Kf2
        • 2.Qg1#
      • 1...Kxd4
        • 2.Bc5#
        • 2.Qxd2#
        • 2.Qc5#
      • 1...exd6!
    • 1.Rxe7?
      • 1...Kf2
        • 2.Qg1#
      • 1...Kxd4
        • 2.Ba7#
      • 1...Kf4
        • 2.Qxd2#
      • 1...Sxe4
        • 2.Qg1#
      • 1...Sc4
        • 2.Qg1#
      • 1...Sb5
        • 2.Qg1#
      • 1...Sf5
        • 2.Qg1#
      • 1...Sb7
        • 2.Qg1#
      • 1...Sf7
        • 2.Qg1#
      • 1...Sc8
        • 2.Qg1#
      • 1...Se8
        • 2.Qg1#
      • 1...Bxe7!
    • 1.Qxd2+?
      • 1...Kf2
        • 2.Bd3#
        • 2.Bc4#
        • 2.Bb5#
        • 2.Ba6#
      • 1...Kxd2!
  • Keys
    • 1.Bc7!
      • 1...Kf2
        • 2.Qg1#
      • 1...Kxd4
        • 2.Bb6#
      • 1...Kf4
        • 2.Qxd2#
      • 1...Sxe4
        • 2.Qg1#
      • 1...Sc4
        • 2.Qg1#
      • 1...Sb5
        • 2.Qg1#
      • 1...Sf5
        • 2.Qg1#
      • 1...Sb7
        • 2.Qg1#
      • 1...Sf7
        • 2.Qg1#
      • 1...Sc8
        • 2.Qg1#
      • 1...Se8
        • 2.Qg1#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);N_PINB(B),N_SPINR(a),S_FLIGHT::QAB1(A)
    • K(b);N_SPINR(a),OGATEB,S_FLIGHT,XS(D)::B(H)
    • K(b);P_SPINS(e),S_FLIGHT::QAB(A),XR(a)
    • S(e);::QAB(A)
    • S(e);P_SPINS(e),XP(E)::QAB(A)
  • Tries
    • Try
      • K(C);N_SPINB(B),P-FLIGHT,XP(c)
      • Vars
        • K(b);N_SPINR(a),OGATEB,S_FLIGHT,XS(D)::B(H)
        • K(b);P_SPINS(e),S_FLIGHT::QAB(A),XR(a)
        • S(e);P_SPINS(e),XP(E)::QAB(A)
        • S(e);::QAB(A)
      • Refutation
        • K(b);N_SPINR(a),S_FLIGHT
    • Try
      • S(D);CHECK
      • Vars
        • K(b);P_SPINS(e),S_FLIGHT::QAB(A),XR(a)
      • Refutation
        • K(b);N_SPINR(a),P-FLIGHT,XB(B)
    • Try
      • B(H);XS(e)
      • Threat
        • QAB(A)
      • Vars
        • K(b);N_PINB(B),N_SPINR(a),S_FLIGHT::QAB1(A)
      • Refutation
        • P(f);XB(H)
    • Try
      • R(F);XP(f)
      • Vars
        • K(b);N_PINB(B),N_SPINR(a),S_FLIGHT::QAB1(A)
        • K(b);N_SPINR(a),OGATEB,S_FLIGHT,XS(D)::B(H)
        • K(b);P_SPINS(e),S_FLIGHT::QAB(A),XR(a)
        • S(e);P_SPINS(e),XP(E)::QAB(A)
        • S(e);::QAB(A)
      • Refutation
        • B(h);XR(F)
    • Try
      • Q(A);CHECK,N_SPINB(B),XR(a)
      • Refutation
        • K(b);S_FLIGHT,XQ(A)
  • Actual
    • B(H);
    • Vars
      • K(b);N_PINB(B),N_SPINR(a),S_FLIGHT::QAB1(A)
      • K(b);N_SPINR(a),OGATEB,S_FLIGHT,XS(D)::B(H)
      • K(b);P_SPINS(e),S_FLIGHT::QAB(A),XR(a)
      • S(e);P_SPINS(e),XP(E)::QAB(A)
      • S(e);::QAB(A)
HTML5 logo

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).