MESON Chess Problem Database
Problem Display
PID: 219947 (3N1B2/1r6/1p1p1k2/P6P/3NPP2/2Kp1pr1/1Q3pP1/n7 w - - 0 1)
Kaiser, Wolf-Dieter
Freie Presse, 1971
#2
10 + 9
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...d5
- 2.e5#
- 1...d5
- Tries
- 1.Kd2?
- threat
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sxf3#
- 2.Sb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...Sb3+
- 2.Sxb3#
- 1...fxg2
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...bxa5
- 2.Sb3#
- 2.Sb5#
- 1...Rg5
- 2.Sf5#
- 1...Rc7
- 2.S4c6#
- 1...Re7
- 2.S4e6#
- 1...Sc2
- 2.Sxc2#
- 1...b5
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sxf3#
- 2.Sxb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...d5
- 2.e5#
- 1...f1S+!
- threat
- 1.Kb4?
- threat
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sxf3#
- 2.Sb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...Sc2+
- 2.Sxc2#
- 1...fxg2
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...Rg5
- 2.Sf5#
- 1...Rc7
- 2.S4c6#
- 1...Re7
- 2.S4e6#
- 1...Sb3
- 2.Sxb3#
- 1...b5
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sxf3#
- 2.Sxb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...d5
- 2.e5#
- 1...bxa5+!
- threat
- 1.Kc4?
- threat
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sxf3#
- 2.Sb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...Rc7+
- 2.S4c6#
- 1...b5+
- 2.Sxb5#
- 1...fxg2
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sf3#
- 2.Sb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...bxa5
- 2.Sb3#
- 2.Sb5#
- 1...Rg5
- 2.Sf5#
- 1...Re7
- 2.S4e6#
- 1...Sc2
- 2.Sxc2#
- 1...Sb3
- 2.Sxb3#
- 1...d5+!
- threat
- 1.Qb5?
- threat
- 2.Qf5#
- 1...Rg5
- 2.Qxg5#
- 2.fxg5#
- 1...d5
- 2.Qc6#
- 2.e5#
- 1...Rc7+!
- threat
- 1.Kd2?
- Keys
- 1.Kxd3!
- threat
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sxf3#
- 2.Sb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...f1Q+
- 2.Se2#
- 1...f1B+
- 2.Se2#
- 1...fxg2+
- 2.Sf3#
- 1...bxa5
- 2.Sb3#
- 2.Sb5#
- 1...Rg5
- 2.Sf5#
- 1...Rc7
- 2.S4c6#
- 1...Re7
- 2.S4e6#
- 1...Sc2
- 2.Sxc2#
- 1...Sb3
- 2.Sxb3#
- 1...b5
- 2.Sc2#
- 2.Se2#
- 2.Sb3#
- 2.Sxf3#
- 2.Sxb5#
- 2.Sf5#
- 2.S4c6#
- 2.S4e6#
- 1...d5
- 2.e5#
- threat
- 1.Kxd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- P(g);N_GUARD::P(E)
- Tries
- Try
- K(C);S_FLIGHT
- Threat
- DUALS(8)
- Vars
- S(a);CHECK::QAB(A)+S(D),XS(a)
- R(e);::QAB(A)+S(D)
- R(i);::QAB(A)+S(D)
- S(a);::QAB(A)+S(D),XS(a)
- P(g);N_GUARD::P(E)
- Refutation
- P(b);CHECK
- Try
- K(C);S_FLIGHT
- Threat
- DUALS(8)
- Vars
- S(a);CHECK::QAB(A)+S(D),XS(a)
- R(e);::QAB(A)+S(D)
- R(i);::QAB(A)+S(D)
- S(a);::QAB(A)+S(D),XS(a)
- P(g);N_GUARD::P(E)
- Refutation
- P(f);CHECK,XP(G)
- Try
- K(C);P-FLIGHT
- Threat
- DUALS(8)
- Vars
- R(i);CHECK::QAB(A)+S(D)
- P(f);CHECK::QAB(A)+S(D),XP(f)
- R(e);::QAB(A)+S(D)
- R(i);::QAB(A)+S(D)
- S(a);::QAB(A)+S(D),XS(a)
- Refutation
- P(g);CHECK
- Try
- Q(A);
- Threat
- QAR1(A)
- Refutation
- R(i);CHECK
- Try
- Actual
- K(C);P-FLIGHT,XP(c)
- Threat
- DUALS(8)
- Vars
- P(b);CHECK::QAB(A)+S(D)
- P(d);CHECK,XP(B)::QAB(A)+S(D)
- R(e);::QAB(A)+S(D)
- R(i);::QAB(A)+S(D)
- S(a);::QAB(A)+S(D),XS(a)
- P(g);N_GUARD::P(E)
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).