MESON Chess Problem Database
Problem Display
PID: 231204 (8/4Np2/4b2Q/4kP2/p7/B2B4/2NP1p1p/5Kbr w - - 0 1)
Kraemer, Adolf Herrmann Rudolf Ferdinand
Hamburger Anzeiger, 1927
#2
8 + 8
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Ba2
- 2.Bb2#
- 2.Bd6#
- 2.Qd6#
- 1...Bb3
- 2.Bb2#
- 2.Bd6#
- 2.Qd6#
- 1...Bc4
- 2.Bb2#
- 2.Bd6#
- 2.Qd6#
- 1...Bd5
- 2.Bb2#
- 2.Bd6#
- 2.Qd6#
- 1...Bxf5
- 2.Bb2#
- 2.Bd6#
- 2.Qd6#
- 1...Bd7
- 2.Bb2#
- 2.Bd6#
- 2.Qd6#
- 1...Bc8
- 2.Bb2#
- 2.Bd6#
- 2.Qd6#
- 1...f6
- 2.Qe3#
- 1...Ba2
- Tries
- 1.Se3?
- threat
- 2.Sc6#
- 1...Bd5
- 2.Bb2#
- 1...Bd7
- 2.Bb2#
- 2.Qd6#
- 1...Kd4!
- threat
- 1.Sb4?
- threat
- 2.Sbc6#
- 1...Kd4
- 2.Qe3#
- 1...Bd5
- 2.Bb2#
- 1...Bd7
- 2.Bb2#
- 1...Kd6!
- threat
- 1.Sd4?
- threat
- 2.Sf3#
- 2.Sdc6#
- 1...Kxd4
- 2.Qe3#
- 1...Bd7
- 2.Sf3#
- 2.Qd6#
- 1...Bd5!
- threat
- 1.Bb4?
- 1...Bxf5
- 2.Bc3#
- 2.Bd6#
- 2.Qd6#
- 1...f6
- 2.Qe3#
- 1...Ba2
- 2.Bc3#
- 2.Bd6#
- 2.Qd6#
- 1...Bb3
- 2.Bc3#
- 2.Bd6#
- 2.Qd6#
- 1...Bc4
- 2.Bc3#
- 2.Bd6#
- 2.Qd6#
- 1...Bd5
- 2.Bc3#
- 2.Bd6#
- 2.Qd6#
- 1...Bd7
- 2.Bc3#
- 2.Bd6#
- 2.Qd6#
- 1...Bc8
- 2.Bc3#
- 2.Bd6#
- 2.Qd6#
- 1...a3!
- 1...Bxf5
- 1.Bc5?
- 1...Bxf5
- 2.Bd4#
- 2.Bd6#
- 2.Qd6#
- 1...f6
- 2.Qe3#
- 1...Ba2
- 2.Bd4#
- 2.Bd6#
- 2.Qd6#
- 1...Bb3
- 2.Bd4#
- 2.Bd6#
- 2.Qd6#
- 1...Bc4
- 2.Bd4#
- 2.Bd6#
- 2.Qd6#
- 1...Bd5
- 2.Bd4#
- 2.Bd6#
- 2.Qd6#
- 1...Bd7
- 2.Bd4#
- 2.Bd6#
- 2.Qd6#
- 1...Bc8
- 2.Bd4#
- 2.Bd6#
- 2.Qd6#
- 1...a3!
- 1...Bxf5
- 1.Qg7+?
- 1...f6
- 2.Qg3#
- 1...Kf4!
- 1...f6
- 1.Qh8+?
- 1...f6
- 2.Qb8#
- 1...Kf4!
- 1...f6
- 1.fxe6?
- 1...fxe6
- 2.Qg5#
- 1...f6
- 2.Qe3#
- 1...f5!
- 1...fxe6
- 1.Se3?
- Keys
- 1.Sa1!
- 1...Kd4
- 2.Qe3#
- 1...Bxf5
- 2.Bb2#
- 2.Qd6#
- 1...Ba2
- 2.Bb2#
- 2.Qd6#
- 1...Bb3
- 2.Bb2#
- 2.Qd6#
- 1...Bc4
- 2.Bb2#
- 2.Qd6#
- 1...Bd5
- 2.Bb2#
- 1...Bd7
- 2.Bb2#
- 2.Qd6#
- 1...Bc8
- 2.Bb2#
- 2.Qd6#
- 1...f6
- 2.Qe3#
- 1...Kd4
- 1.Sa1!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(h);SBLOCK::QAR2(G)
- Tries
- Try
- S(B);
- Threat
- S(H)
- Vars
- B(g);::B(D)
- Refutation
- K(f);S_FLIGHT
- Try
- S(B);
- Threat
- S(B)
- Vars
- K(f);S_FLIGHT::QAB1(G)
- B(g);::B(D)
- Refutation
- K(f);P_SPINB(g),S_FLIGHT
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- K(f);S_FLIGHT,XS(B)::QAB1(G)
- Refutation
- B(g);
- Try
- B(D);
- Vars
- P(h);SBLOCK::QAR2(G)
- Refutation
- P(e);
- Try
- B(D);
- Vars
- P(h);SBLOCK::QAR2(G)
- Refutation
- P(e);
- Try
- Q(G);CHECK
- Vars
- P(h);P_SPINP(h),SBLOCK::QAB(G)
- Refutation
- K(f);S_FLIGHT
- Try
- Q(G);CHECK
- Vars
- P(h);P_SPINP(h),SBLOCK::QAB(G)
- Refutation
- K(f);S_FLIGHT
- Try
- P(F);XB(g)
- Vars
- P(h);N_GUARD,SBLOCK,XP(F)::QAR2(G)
- P(h);SBLOCK::QAR2(G)
- Refutation
- P(h);
- Try
- Actual
- S(B);
- Vars
- K(f);S_FLIGHT::QAB1(G)
- B(g);::B(D)
- P(h);SBLOCK::QAR2(G)
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).