MESON Chess Problem Database
Problem Display
PID: 74197 (1b4Q1/5p2/3pp3/3k4/2R5/pP4p1/p3R3/B4n1K w - - 0 1)
Bottger, Horst
Wochenpost, 1993
#2
6 + 9
| 6113 | Problemschach-Jahrbuch (1993) | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Ba7
- 2.Qa8#
- 1...Bc7
- 2.Qa8#
- 1...Sd2
- 2.Rxd2#
- 1...Sh2
- 2.Rd2#
- 1...Se3
- 2.Rd2#
- 1...g2+
- 2.Qxg2#
- 1...e5
- 2.Qxf7#
- 1...f5
- 2.Qxe6#
- 1...f6
- 2.Qxe6#
- 1...Ba7
- Tries
- 1.Kg1?
- 1...e5
- 2.Qxf7#
- 1...Bc7
- 2.Qa8#
- 1...Sd2
- 2.Rxd2#
- 1...Sh2
- 2.Rd2#
- 1...Se3
- 2.Rd2#
- 1...g2
- 2.Qxg2#
- 1...f5
- 2.Qxe6#
- 1...f6
- 2.Qxe6#
- 1...Ba7+!
- 1...e5
- 1.Kg2?
- 1...e5
- 2.Qxf7#
- 1...Ba7
- 2.Qa8#
- 1...Bc7
- 2.Qa8#
- 1...Sd2
- 2.Rxd2#
- 1...Sh2
- 2.Rd2#
- 1...f5
- 2.Qxe6#
- 1...f6
- 2.Qxe6#
- 1...Se3+!
- 1...e5
- 1.Re3?
- threat
- 2.Rd3#
- 1...g2+
- 2.Qxg2#
- 1...e5
- 2.Qxf7#
- 1...Ba7
- 2.Qa8#
- 1...Sxe3!
- threat
- 1.Qxf7?
- threat
- 2.Qxe6#
- 2.Qf3#
- 2.Qb7#
- 1...Bc7
- 2.Qxe6#
- 2.Qf3#
- 1...Sd2
- 2.Rxd2#
- 2.Qxe6#
- 2.Qb7#
- 1...Sh2
- 2.Rd2#
- 2.Qxe6#
- 2.Qb7#
- 1...Se3
- 2.Rd2#
- 2.Qf3#
- 2.Qb7#
- 1...g2+!
- threat
- 1.Qh7?
- threat
- 2.Qd3#
- 2.Qe4#
- 1...e5
- 2.Qxf7#
- 1...Ba7
- 2.Qe4#
- 1...Sd2
- 2.Rxd2#
- 2.Qd3#
- 1...f5
- 2.Qb7#
- 1...g2+!
- threat
- 1.Qg4?
- threat
- 2.Qf3#
- 2.Qd4#
- 2.Qe4#
- 1...g2+
- 2.Qxg2#
- 1...Ba7
- 2.Qf3#
- 2.Qe4#
- 1...Sd2
- 2.Rxd2#
- 2.Qd4#
- 1...Sh2
- 2.Rd2#
- 2.Qd4#
- 2.Qe4#
- 1...f5
- 2.Qf3#
- 2.Qd4#
- 1...e5!
- threat
- 1.Qg6?
- threat
- 2.Qd3#
- 2.Qe4#
- 1...g2+
- 2.Qxg2#
- 1...Ba7
- 2.Qe4#
- 1...Sd2
- 2.Rxd2#
- 2.Qd3#
- 1...e5
- 2.Qxf7#
- 1...f5
- 2.Qxe6#
- 1...fxg6!
- threat
- 1.Qg7?
- threat
- 2.Qd4#
- 1...g2+
- 2.Qxg2#
- 1...e5
- 2.Qxf7#
- 1...f6
- 2.Qb7#
- 1...Ba7!
- threat
- 1.Qd8?
- threat
- 2.Re5#
- 2.Qa5#
- 1...e5
- 2.Rxe5#
- 1...Ba7
- 2.Re5#
- 2.Qa8#
- 1...Bc7
- 2.Re5#
- 2.Qa8#
- 1...Se3
- 2.Rd2#
- 2.Qa5#
- 1...f6
- 2.Qa5#
- 1...g2+!
- threat
- 1.Qe8?
- threat
- 2.Qb5#
- 2.Qc6#
- 1...Ba7
- 2.Qc6#
- 2.Qa8#
- 1...e5
- 2.Qxf7#
- 1...g2+!
- threat
- 1.Kg1?
- Keys
- 1.Rf2!
- 1...g2+
- 2.Qxg2#
- 1...gxf2
- 2.Qg2#
- 1...e5
- 2.Qxf7#
- 1...Ba7
- 2.Qa8#
- 1...Bc7
- 2.Qa8#
- 1...Sd2
- 2.Rxd2#
- 1...Sh2
- 2.Rd2#
- 1...Se3
- 2.Rd2#
- 1...f5
- 2.Rxf5#
- 1...f6
- 2.Rf5#
- 1...g2+
- 1.Rf2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(i);OGATE::QAB(F)
- S(a);N_GUARD::R(C),XS(a)
- S(a);N_GUARD::R(C)
- P(d);CHECK,OGATE::QAB(F),XP(d)
- P(g);OGATEB,P_SPINP(h)::QAB(F),XP(h)
- P(h);OGATE,P_SPINP(g)::QAB1(F),XP(g)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- P(g);OGATEB,P_SPINP(h)::QAB(F),XP(h)
- B(i);OGATE::QAB(F)
- S(a);N_GUARD::R(C),XS(a)
- S(a);N_GUARD::R(C)
- P(d);OGATE::QAB(F),XP(d)
- P(h);OGATE,P_SPINP(g)::QAB1(F),XP(g)
- Refutation
- B(i);CHECK
- Try
- K(B);S_FLIGHT
- Vars
- P(g);OGATEB,P_SPINP(h)::QAB(F),XP(h)
- B(i);OGATE::QAB(F)
- S(a);N_GUARD::R(C),XS(a)
- S(a);N_GUARD::R(C)
- P(h);OGATE,P_SPINP(g)::QAB1(F),XP(g)
- Refutation
- S(a);CHECK
- Try
- R(C);
- Threat
- R(C)
- Vars
- P(d);CHECK,OGATE::QAB(F),XP(d)
- P(g);OGATEB,P_SPINP(h)::QAB(F),XP(h)
- B(i);OGATE::QAB(F)
- Refutation
- S(a);XR(C)
- Try
- Q(F);P_PINP(g),XP(h)
- Threat
- DUALS(3)
- Refutation
- P(d);CHECK
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(g);OGATEB::QAB(F),XP(h)
- B(i);::QAB1(F)
- P(h);OGATE::QAB(F)
- Refutation
- P(d);CHECK
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- P(d);CHECK,OGATE::QAB(F),XP(d)
- Refutation
- P(g);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(d);CHECK,OGATE::QAB(F),XP(d)
- B(i);::QAB1(F)
- P(g);OGATEB::QAB(F),XP(h)
- P(h);N_GUARD::QAB1(F),XP(g)
- Refutation
- P(h);XQ(F)
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- P(d);CHECK,OGATE::QAB(F),XP(d)
- P(g);OGATEB::QAB(F),XP(h)
- P(h);OGATE::QAB(F)
- Refutation
- B(i);
- Try
- Q(F);P_PINP(f)
- Threat
- DUALS(2)
- Vars
- P(g);::R1(C),XP(g)
- P(h);::QAR(F)
- Refutation
- P(d);CHECK
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- P(g);OGATEB::QAB(F),XP(h)
- Refutation
- P(d);CHECK
- Try
- Actual
- R(C);
- Vars
- P(d);CHECK,OGATE::QAB(F),XP(d)
- P(d);OGATE,XR(C)::QAB(F)
- P(g);OGATEB,P_SPINP(h)::QAB(F),XP(h)
- B(i);OGATE::QAB(F)
- S(a);N_GUARD::R(C),XS(a)
- S(a);N_GUARD::R(C)
- P(h);P_SPINP(g)::R(C),XP(h)
- P(h);P_SPINP(g)::R(C)
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).