MESON Chess Problem Database
Problem Display
PID: 260577 (8/8/nK2N2N/3pk3/8/1Pp2QP1/8/B7 w - - 0 1)
Eltsov, Aleksandr Ivanovich
64 Shakhmatnoe obozrenie, 2022
#2
7 + 4
SOLUTION
- SOUND
- Tries
- 1.Sd4?
- threat
- 2.Qf4#
- 1...Kxd4
- 2.Bxc3#
- 1...Kd6!
- threat
- 1.Sc5?
- threat
- 2.Qf4#
- 1...Kd4
- 2.Bxc3#
- 2.Qxc3#
- 2.Qf4#
- 1...Kd6
- 2.Qf6#
- 1...d4
- 2.Sf7#
- 1...Sxc5!
- threat
- 1.Sg5?
- threat
- 2.Qf4#
- 1...Kd4
- 2.Bxc3#
- 2.Qxc3#
- 1...d4
- 2.Shf7#
- 1...Kd6!
- threat
- 1.Sg7?
- threat
- 2.Qf4#
- 1...Kd4
- 2.Bxc3#
- 1...d4
- 2.Sf7#
- 1...Kd6!
- threat
- 1.Sd8?
- threat
- 2.Qf4#
- 1...Kd4
- 2.Sc6#
- 2.Bxc3#
- 1...d4
- 2.Shf7#
- 1...Kd6!
- threat
- 1.Sd4?
- Keys
- 1.Sf8!
- threat
- 2.Qf4#
- 1...Kd4
- 2.Bxc3#
- 1...Kd6
- 2.Qf6#
- 1...d4
- 2.Sf7#
- threat
- 1.Sf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(F);N_PINP(a)
- Threat
- QAB1(C)
- Vars
- K(c);OGATEB,P_SPINP(a),S_FLIGHT,XS(F)::B(A),XP(a)
- Refutation
- K(c);S_FLIGHT
- Try
- S(F);
- Threat
- QAB1(C)
- Vars
- K(c);N_GUARD,N_SPINP(a),S_FLIGHT::QAR2(C)
- P(b);N_SPINP(a),SBLOCK::S(G)
- Refutation
- S(d);XS(F)
- Try
- S(F);
- Threat
- QAB1(C)
- Vars
- P(b);N_SPINP(a),SBLOCK::S(G)
- Refutation
- K(c);N_SPINP(a),S_FLIGHT
- Try
- S(F);
- Threat
- QAB1(C)
- Vars
- K(c);N_GUARD,S_CUTP(b),S_FLIGHT::B(A),XP(a)
- P(b);N_SPINP(a),SBLOCK::S(G)
- Refutation
- K(c);N_SPINP(a),S_FLIGHT
- Try
- S(F);
- Threat
- QAB1(C)
- Vars
- P(b);N_SPINP(a),SBLOCK::S(G)
- Refutation
- K(c);N_SPINP(a),S_FLIGHT
- Try
- Actual
- S(F);
- Threat
- QAB1(C)
- Vars
- K(c);N_GUARD,S_CUTP(b),S_FLIGHT::B(A),XP(a)
- K(c);N_GUARD,N_SPINP(a),S_FLIGHT::QAR2(C)
- P(b);N_SPINP(a),SBLOCK::S(G)
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).