MESON Chess Problem Database
Problem Display
PID: 274442 (3R4/1p1np1q1/p3pP2/5Pp1/1P1B2BR/2NkN1Q1/3Pp3/4Kb2 w - - 0 1)
Gockel, Hubert
1st Prize, Albrecht MT, 1984
#2
12 + 10
| 1101 | BCSC Final | 2023-2024 |
SOLUTION
- SOUND
- Sets
- 1...Kxd4
- 2.Rxd7#
- 1...Bg2
- 2.Bxe2#
- 1...Bh3
- 2.Bxe2#
- 1...Sc5
- 2.Bxc5#
- 1...Se5
- 2.Bxe5#
- 1...Sb6
- 2.Bxb6#
- 1...Sxf6
- 2.Bxf6#
- 1...exf5
- 2.Bxf5#
- 1...Kxd4
- Tries
- 1.Bc5?
- threat
- 2.Rxd7#
- 1...exf6
- 2.Qd6#
- 1...Bg2
- 2.Bxe2#
- 1...Qxf6!
- threat
- 1.Be5?
- threat
- 2.Rxd7#
- 1...Bg2
- 2.Bxe2#
- 1...exf6!
- threat
- 1.Bb6?
- threat
- 2.Rxd7#
- 1...exf6
- 2.Qd6#
- 1...Bg2
- 2.Bxe2#
- 1...Qxf6!
- threat
- 1.Ba7?
- threat
- 2.Rxd7#
- 1...exf6
- 2.Qd6#
- 1...Bg2
- 2.Bxe2#
- 1...Qxf6!
- threat
- 1.Rxd7?
- threat
- 2.Bc5#
- 2.Be5#
- 2.Bb6#
- 2.Ba7#
- 1...Qxf6
- 2.Be5#
- 2.Bxf6#
- 1...Bg2
- 2.Bxe2#
- 1...e5
- 2.Bc5#
- 2.Bxe5#
- 2.Bb6#
- 2.Ba7#
- 1...b6
- 2.Bc5#
- 2.Be5#
- 2.Bxb6#
- 1...exf6!
- threat
- 1.Qf4?
- threat
- 2.Qe4#
- 1...Sxf6
- 2.Bxf6#
- 1...exf5
- 2.Bxf5#
- 1...Bg2
- 2.Bxe2#
- 1...Sc5
- 2.Bxc5#
- 1...gxf4!
- threat
- 1.Qe5?
- threat
- 2.Qe4#
- 1...Sxe5
- 2.Bxe5#
- 1...exf5
- 2.Bxf5#
- 1...Bg2
- 2.Bxe2#
- 1...Sc5
- 2.Bxc5#
- 1...Sxf6!
- threat
- 1.Qc7?
- threat
- 2.Qc4#
- 1...Kxd4
- 2.Rxd7#
- 1...Sc5
- 2.Bxc5#
- 1...Se5
- 2.Bxe5#
- 1...Sb6
- 2.Bxb6#
- 1...b5!
- threat
- 1.Qf3?
- threat
- 2.Qe4#
- 1...Kxd4
- 2.Qe4#
- 1...Sxf6
- 2.Bxf6#
- 1...exf5
- 2.Bxf5#
- 1...Sc5
- 2.Bxc5#
- 1...Bg2!
- threat
- 1.Bc5?
- Keys
- 1.Qg2!
- threat
- 2.Qe4#
- 1...Kxd4
- 2.Qe4#
- 1...Bxg2
- 2.Bxe2#
- 1...Sxf6
- 2.Bxf6#
- 1...exf5
- 2.Bxf5#
- 1...Sc5
- 2.Bxc5#
- threat
- 1.Qg2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- K(c);OGATEB,P-FLIGHT,P_SPINS(h),XB(G)::R(L),XS(h)
- B(a);N_GUARD::B(H),XP(b)
- S(h);OGATEB::R(L)+B(G),XS(h)
- S(h);OGATE,XP(K)::R(L)+B(G),XS(h)
- P(f);OGATE,XP(J)::B(H),XP(f)
- Tries
- Try
- B(G);P_PINS(h)
- Threat
- R(L),XS(h)
- Vars
- P(i);N_GUARD,XP(K)::QAR(E)
- B(a);N_GUARD::B(H),XP(b)
- Refutation
- Q(j);XP(K)
- Try
- B(G);P_PINS(h)
- Threat
- R(L),XS(h)
- Vars
- B(a);N_GUARD::B(H),XP(b)
- Refutation
- P(i);XP(K)
- Try
- B(G);P_PINS(h)
- Threat
- R(L),XS(h)
- Vars
- P(i);N_GUARD,XP(K)::QAR(E)
- B(a);N_GUARD::B(H),XP(b)
- Refutation
- Q(j);XP(K)
- Try
- B(G);P_PINS(h)
- Threat
- R(L),XS(h)
- Vars
- P(i);N_GUARD,XP(K)::QAR(E)
- B(a);N_GUARD::B(H),XP(b)
- Refutation
- Q(j);XP(K)
- Try
- R(L);XS(h)
- Threat
- DUALS(4)
- Vars
- B(a);N_GUARD::B(H),XP(b)
- Refutation
- P(i);XP(K)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- S(h);OGATE,XP(K)::R(L)+B(G),XS(h)
- P(f);OGATE,XP(J)::B(H),XP(f)
- B(a);N_GUARD::B(H),XP(b)
- S(h);OGATEB::R(L)+B(G),XS(h)
- Refutation
- P(d);XQ(E)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- S(h);OGATE,XQ(E)::R(L)+B(G),XS(h)
- P(f);OGATE,XP(J)::B(H),XP(f)
- B(a);N_GUARD::B(H),XP(b)
- S(h);OGATEB::R(L)+B(G),XS(h)
- Refutation
- S(h);XP(K)
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- K(c);OGATEB,P-FLIGHT,P_SPINS(h),XB(G)::R(L),XS(h)
- S(h);OGATEB::R(L)+B(G),XS(h)
- Refutation
- P(g);
- Try
- Q(E);
- Threat
- QAB1(E)
- Vars
- K(c);P-FLIGHT,P_SPINS(h),XB(G)::QAR1(E)
- S(h);OGATE,XP(K)::R(L)+B(G),XS(h)
- P(f);OGATE,XP(J)::B(H),XP(f)
- S(h);OGATEB::R(L)+B(G),XS(h)
- Refutation
- B(a);
- Try
- Actual
- Q(E);
- Threat
- QAB1(E)
- Vars
- K(c);P-FLIGHT,P_SPINS(h),XB(G)::QAR1(E)
- B(a);N_GUARD,XQ(E)::B(H),XP(b)
- S(h);OGATE,XP(K)::R(L)+B(G),XS(h)
- P(f);OGATE,XP(J)::B(H),XP(f)
- S(h);OGATEB::R(L)+B(G),XS(h)
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).