MESON Chess Problem Database
Problem Display
PID: 228045 (1r5B/3R4/2P1kPp1/2n4p/2bPN2N/q4Q1n/p4pP1/2b2R1K w - - 0 1)
Baumgarten, Ernst
Freie Presse, 1974
#2
11 + 11
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qb2
- 2.Sxc5#
- 2.Qxh3#
- 1...Qb4
- 2.Qxh3#
- 1...Qb3
- 2.Sxc5#
- 1...Qc3
- 2.Sxc5#
- 1...Qd3
- 2.Sxc5#
- 1...Qe3
- 2.Sxc5#
- 1...Qxf3
- 2.Sxc5#
- 1...Qa4
- 2.Sxc5#
- 2.Qxh3#
- 1...Qa5
- 2.Qxh3#
- 1...Qa6
- 2.Sxc5#
- 2.Qxh3#
- 1...Qa7
- 2.Qxh3#
- 1...Qa8
- 2.Sxc5#
- 2.Qxh3#
- 1...Rb4
- 2.Sxc5#
- 1...Be3
- 2.Qxh3#
- 1...Bb3
- 2.Qxh3#
- 1...Bd3
- 2.Qxh3#
- 1...Bd5
- 2.Re7#
- 1...Sf4
- 2.Sg5#
- 1...Sb3
- 2.Qxh3#
- 1...Sd3
- 2.Qxh3#
- 1...Sxe4
- 2.Qxe4#
- 1...g5
- 2.Qf5#
- 1...Qb2
- Tries
- 1.Qe2?
- threat
- 2.Sxc5#
- 2.Sg5#
- 2.Qxc4#
- 1...Rxh8
- 2.Qxc4#
- 1...Sxe4
- 2.Qxc4#
- 2.Qxe4#
- 1...Sxd7
- 2.Qxc4#
- 1...Qb4
- 2.Sxc5#
- 2.Sg5#
- 1...Qb3
- 2.Sxc5#
- 2.Sg5#
- 1...Qc3
- 2.Sxc5#
- 2.Sg5#
- 1...Qd3
- 2.Sxc5#
- 2.Sg5#
- 1...Qe3
- 2.Sxc5#
- 2.Qxc4#
- 1...Qa4
- 2.Sxc5#
- 2.Sg5#
- 1...Qa6
- 2.Sxc5#
- 2.Sg5#
- 1...Rb4
- 2.Sxc5#
- 2.Sg5#
- 1...Be3
- 2.Qxc4#
- 1...Bg5
- 2.Sxc5#
- 2.Sxg5#
- 2.Qxc4#
- 1...Bb3
- 2.Sxc5#
- 2.Sg5#
- 1...Bd3
- 2.Sxc5#
- 2.Sg5#
- 1...Bb5
- 2.Sxc5#
- 2.Sg5#
- 1...Bd5
- 2.Sxc5#
- 2.Sg5#
- 2.Re7#
- 1...Ba6
- 2.Sxc5#
- 2.Sg5#
- 1...Sf4
- 2.Sxc5#
- 2.Sg5#
- 1...Sg5
- 2.Sxc5#
- 2.Sxg5#
- 2.Qxc4#
- 1...Sb3
- 2.Sc5#
- 2.Sg5#
- 2.Qxc4#
- 1...Sd3
- 2.Sc5#
- 2.Sg5#
- 1...Sa4
- 2.Sc5#
- 2.Sg5#
- 2.Qxc4#
- 1...Sa6
- 2.Sc5#
- 2.Sg5#
- 2.Qxc4#
- 1...Sb7
- 2.Sc5#
- 2.Sg5#
- 2.Qxc4#
- 1...g5
- 2.Sxc5#
- 2.Sxg5#
- 2.Qxc4#
- 1...Bxe2!
- threat
- 1.d5+?
- 1...Bxd5
- 2.Re7#
- 1...Ke5!
- 1...Bxd5
- 1.Qe2?
- Keys
- 1.Qc3!
- threat
- 2.Qxc4#
- 1...Qxc3
- 2.Sxc5#
- 1...Bxf1
- 2.d5#
- 1...Qb4
- 2.Qxh3#
- 1...Qb3
- 2.Sxc5#
- 1...Qa4
- 2.Sxc5#
- 2.Qxh3#
- 1...Qa6
- 2.Sxc5#
- 2.Qxh3#
- 1...Rb4
- 2.Sxc5#
- 1...Be2
- 2.d5#
- 1...Bb3
- 2.Qxh3#
- 1...Bd3
- 2.d5#
- 1...Bb5
- 2.d5#
- 1...Bd5
- 2.Re7#
- 1...Ba6
- 2.d5#
- 1...Sf4
- 2.Sg5#
- threat
- 1.Qc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 10
- Sets
- Q(d);N_GUARD::QAB(D),XS(e)
- Q(d);N_GUARD::S(F),XS(g)
- Q(d);N_GUARD,P_PINP(C),XQ(D)::S(F),XS(g)
- R(k);S_CUTQ(d)::S(F),XS(g)
- B(a);S_CUTQ(d)::QAB(D),XS(e)
- B(f);S_CUTQ(d)::QAB(D),XS(e)
- B(f);SBLOCK::R1(J)
- S(e);N_GUARD,S_CUTB(a)::S(F)
- S(g);S_CUTQ(d)::QAB(D),XS(e)
- S(g);OGATE,XS(F)::QAR2(D),XS(g)
- P(j);N_GUARD::QAB1(D)
- Tries
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- R(k);XB(K)::QAB(D),XB(f)
- S(g);XR(J)::QAB(D),XB(f)
- B(a);::QAB(D),XB(f)
- Refutation
- B(f);XQ(D)
- Try
- P(E);CHECK
- Vars
- B(f);SBLOCK,XP(E)::R1(J)
- Refutation
- K(i);P-FLIGHT
- Try
- Actual
- Q(D);
- Threat
- QAB(D),XB(f)
- Vars
- Q(d);N_GUARD,XQ(D)::S(F),XS(g)
- B(f);N_GUARD,XR(A)::P(E)
- Q(d);N_GUARD::QAB(D),XS(e)
- Q(d);N_GUARD::S(F),XS(g)
- R(k);S_CUTQ(d)::S(F),XS(g)
- B(f);N_GUARD::P(E)
- B(f);S_CUTQ(d)::QAB(D),XS(e)
- B(f);SBLOCK::R1(J)
- S(e);N_GUARD,S_CUTB(a)::S(F)
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).