MESON Chess Problem Database
Problem Display
PID: 170138 (1Qq5/Pb1r1P2/2PpB2n/1R1N2p1/r2k4/1R1P1pB1/2PK3b/3n4 w - - 0 1)
Machler, Emil
Tages-Anzeiger, 1981
#2
12 + 11
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qxc6
- 2.Qh8#
- 1...Qc7
- 2.Qh8#
- 1...Qh8
- 2.Qxh8#
- 1...Ra1
- 2.R3b4#
- 1...Ra2
- 2.R3b4#
- 1...Ra3
- 2.R3b4#
- 1...Rb4
- 2.R3xb4#
- 1...Ra5
- 2.R3b4#
- 1...Ra6
- 2.R3b4#
- 1...Rxa7
- 2.R3b4#
- 2.Qxa7#
- 1...Ba6
- 2.Qb6#
- 1...Bxc6
- 2.Qb6#
- 1...Ba8
- 2.Qb6#
- 1...Sb2
- 2.c3#
- 1...Sf2
- 2.c3#
- 1...Se3
- 2.c3#
- 1...Qxc6
- Tries
- 1.Sc3?
- threat
- 2.Rd5#
- 1...Qxc6
- 2.Qh8#
- 1...Bxc6
- 2.Qb6#
- 1...Sxc3
- 2.Bf2#
- 1...Ra5
- 2.R3b4#
- 1...d5
- 2.Qe5#
- 1...Se3!
- threat
- 1.Se3?
- threat
- 2.Rd5#
- 1...Qxc6
- 2.Qh8#
- 1...Bxc6
- 2.Qb6#
- 1...Sxe3
- 2.c3#
- 1...Ra5
- 2.R3b4#
- 1...d5
- 2.Qe5#
- 1...Sc3!
- threat
- 1.Sb4?
- threat
- 2.Rd5#
- 1...Qxc6
- 2.Qh8#
- 1...Bxc6
- 2.Qb6#
- 1...Sc3
- 2.Bf2#
- 1...Se3
- 2.c3#
- 1...d5
- 2.Qe5#
- 1...Ra5!
- threat
- 1.Sf4?
- threat
- 2.Rd5#
- 1...Qxc6
- 2.Qh8#
- 1...Bxc6
- 2.Qb6#
- 1...Ra5
- 2.R3b4#
- 1...Sc3
- 2.Bf2#
- 1...Se3
- 2.c3#
- 1...d5!
- threat
- 1.Sb6?
- threat
- 2.Rd5#
- 1...Qxc6
- 2.Qh8#
- 1...Ra5
- 2.R3b4#
- 1...Sc3
- 2.Bf2#
- 1...Se3
- 2.c3#
- 1...d5
- 2.Qe5#
- 1...Bxc6!
- threat
- 1.Sf6?
- threat
- 2.Rd5#
- 1...Bxc6
- 2.Qb6#
- 1...Ra5
- 2.R3b4#
- 1...Sc3
- 2.Bf2#
- 1...Se3
- 2.c3#
- 1...d5
- 2.Qe5#
- 1...Qxc6!
- threat
- 1.Sc7?
- threat
- 2.Rd5#
- 1...Bxc6
- 2.Qb6#
- 1...Ra5
- 2.R3b4#
- 1...Sc3
- 2.Bf2#
- 1...Se3
- 2.c3#
- 1...d5!
- threat
- 1.Sc3?
- Keys
- 1.Se7!
- threat
- 2.Rd5#
- 1...Qxc6
- 2.Qh8#
- 1...Bxc6
- 2.Qb6#
- 1...d5
- 2.Qe5#
- 1...Ra5
- 2.R3b4#
- 1...Sc3
- 2.Bf2#
- 1...Se3
- 2.c3#
- threat
- 1.Se7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 11
- Sets
- Q(k);OGATE,XP(H)::QAB(L)
- Q(k);OGATE::QAB(L)
- Q(k);OGATE::QAB(L),XQ(k)
- R(d);N_GUARD::R(C)
- R(d);N_GUARD,P_PINP(A)::R(C)
- R(d);N_GUARD::R(C),XR(d)
- B(i);OGATE::QAB(L)
- B(i);OGATE,XP(H)::QAB(L)
- S(a);N_GUARD::P(A)
- Tries
- Try
- S(G);
- Threat
- R1(F)
- Vars
- Q(k);OGATE,XP(H)::QAB(L)
- B(i);OGATE,XP(H)::QAB(L)
- S(a);N_GUARD,XS(G)::B(E)
- R(d);N_GUARD::R(C)
- P(g);OGATE::QAB1(L)
- Refutation
- S(a);
- Try
- S(G);
- Threat
- R1(F)
- Vars
- Q(k);OGATE,XP(H)::QAB(L)
- B(i);OGATE,XP(H)::QAB(L)
- S(a);N_GUARD,XS(G)::P(A)
- R(d);N_GUARD::R(C)
- P(g);OGATE::QAB1(L)
- Refutation
- S(a);
- Try
- S(G);
- Threat
- R1(F)
- Vars
- Q(k);OGATE,XP(H)::QAB(L)
- B(i);OGATE,XP(H)::QAB(L)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::P(A)
- P(g);OGATE::QAB1(L)
- Refutation
- R(d);
- Try
- S(G);
- Threat
- R1(F)
- Vars
- Q(k);OGATE,XP(H)::QAB(L)
- B(i);OGATE,XP(H)::QAB(L)
- R(d);N_GUARD::R(C)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::P(A)
- Refutation
- P(g);
- Try
- S(G);
- Threat
- R1(F)
- Vars
- Q(k);OGATE,XP(H)::QAB(L)
- R(d);N_GUARD::R(C)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::P(A)
- P(g);OGATE::QAB1(L)
- Refutation
- B(i);XP(H)
- Try
- S(G);
- Threat
- R1(F)
- Vars
- B(i);OGATE,XP(H)::QAB(L)
- R(d);N_GUARD::R(C)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::P(A)
- P(g);OGATE::QAB1(L)
- Refutation
- Q(k);XP(H)
- Try
- S(G);
- Threat
- R1(F)
- Vars
- B(i);OGATE,XP(H)::QAB(L)
- R(d);N_GUARD::R(C)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::P(A)
- Refutation
- P(g);
- Try
- Actual
- S(G);
- Threat
- R1(F)
- Vars
- Q(k);OGATE,XP(H)::QAB(L)
- B(i);OGATE,XP(H)::QAB(L)
- P(g);OGATE::QAB1(L)
- R(d);N_GUARD::R(C)
- S(a);N_GUARD::B(E)
- S(a);N_GUARD::P(A)
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).