MESON Chess Problem Database
Problem Display
PID: 175184 (K7/8/1b2N3/3k1P2/P1N3p1/6p1/B2P4/1Q4B1 w - - 0 1)
Moller, Jorgen Thorvald
The Times, 1902
#2
9 + 4
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kc6
- 2.Qb5#
- 1...Bxg1
- 2.Qb7#
- 1...Bf2
- 2.Qb7#
- 1...Be3
- 2.Qb7#
- 1...Bd4
- 2.Qb7#
- 1...Ba5
- 2.Qb7#
- 1...Bc5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb7#
- 1...Bd8
- 2.Qb7#
- 1...Kc6
- Tries
- 1.Sc5?
- threat
- 2.Qe4#
- 1...Bxc5
- 2.Qb7#
- 1...Kc6!
- threat
- 1.Sc7+?
- 1...Bxc7
- 2.Qb7#
- 1...Kc6!
- 1...Bxc7
- 1.Bf2?
- 1...Kc6
- 2.Qb5#
- 1...Bxf2
- 2.Qb7#
- 1...gxf2
- 2.Qh1#
- 1...Be3
- 2.Qb7#
- 1...Bd4
- 2.Qb7#
- 1...Ba5
- 2.Qb7#
- 1...Bc5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb7#
- 1...Bd8
- 2.Qb7#
- 1...g2!
- 1...Kc6
- 1.Be3?
- 1...Kc6
- 2.Qb5#
- 1...Bxe3
- 2.Qb7#
- 1...Bd4
- 2.Qb7#
- 1...Ba5
- 2.Qb7#
- 1...Bc5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb7#
- 1...Bd8
- 2.Qb7#
- 1...g2!
- 1...Kc6
- 1.Bd4?
- 1...Kc6
- 2.Qb5#
- 1...Bxd4
- 2.Qb7#
- 1...Ba5
- 2.Qb7#
- 1...Bc5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb7#
- 1...Bd8
- 2.Qb7#
- 1...g2!
- 1...Kc6
- 1.Bc5?
- 1...Kc6
- 2.Se5#
- 1...Bxc5
- 2.Qb7#
- 1...Ba5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb7#
- 1...Bd8
- 2.Qb7#
- 1...g2!
- 1...Kc6
- 1.Bxb6?
- 1...Kc6
- 2.Qb5#
- 1...g2!
- 1...Kc6
- 1.Qd3+?
- 1...Kc6
- 2.Se5#
- 2.Qd6#
- 1...Bd4!
- 1...Kc6
- 1.Qb5+?
- 1...Bc5
- 2.Qb7#
- 1...Ke4!
- 1...Bc5
- 1.d3?
- 1...Kc6
- 2.Qb5#
- 1...Bxg1
- 2.Qb7#
- 1...Bf2
- 2.Qb7#
- 1...Be3
- 2.Qb7#
- 1...Bd4
- 2.Qb7#
- 1...Ba5
- 2.Qb5#
- 2.Qb7#
- 1...Bc5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb5#
- 2.Qb7#
- 1...Bd8
- 2.Qb5#
- 2.Qb7#
- 1...g2!
- 1...Kc6
- 1.d4?
- 1...Kc6
- 2.Qb5#
- 1...Bxd4
- 2.Qb7#
- 1...Ba5
- 2.Qb7#
- 1...Bc5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb7#
- 1...Bd8
- 2.Qb7#
- 1...g2!
- 1...Kc6
- 1.Sc5?
- Keys
- 1.Bh2!
- 1...Kc6
- 2.Qb5#
- 1...gxh2
- 2.Qh1#
- 1...Bg1
- 2.Qb7#
- 1...Bf2
- 2.Qb7#
- 1...Be3
- 2.Qb7#
- 1...Bd4
- 2.Qb7#
- 1...Ba5
- 2.Qb7#
- 1...Bc5
- 2.Qb7#
- 1...Ba7
- 2.Qb7#
- 1...Bc7
- 2.Qb7#
- 1...Bd8
- 2.Qb7#
- 1...g2
- 2.Sa5#
- 1...Kc6
- 1.Bh2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(c);S_FLIGHT::QAB1(A)
- B(d);OGATE,XB(B)::QAB(A)
- B(d);OGATE::QAB(A)
- Tries
- Try
- S(H);
- Threat
- QAB1(A)
- Vars
- B(d);OGATE,XS(H)::QAB(A)
- Refutation
- K(c);S_FLIGHT
- Try
- S(H);CHECK
- Vars
- B(d);OGATE,XS(H)::QAB(A)
- Refutation
- K(c);S_FLIGHT
- Try
- B(B);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- B(d);OGATE,XB(B)::QAB(A)
- P(a);N_GUARD,XB(B)::QAB(A)
- B(d);OGATE::QAB(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- B(d);OGATE,XB(B)::QAB(A)
- B(d);OGATE::QAB(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- B(d);OGATE,XB(B)::QAB(A)
- B(d);OGATE::QAB(A)
- Refutation
- P(a);
- Try
- B(B);
- Vars
- K(c);S_FLIGHT::S(F)
- B(d);OGATE,XB(B)::QAB(A)
- B(d);OGATE::QAB(A)
- Refutation
- P(a);
- Try
- B(B);XB(d)
- Vars
- K(c);S_FLIGHT::QAB1(A)
- Refutation
- P(a);
- Try
- Q(A);CHECK
- Refutation
- B(d);P_SPINB(d)
- Try
- Q(A);CHECK
- Vars
- B(d);OGATE,P_SPINB(d)::QAB(A)
- Refutation
- K(c);S_FLIGHT
- Try
- P(D);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- B(d);OGATE,XB(B)::QAB(A)
- B(d);OGATE::QAB(A)
- Refutation
- P(a);
- Try
- P(D);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- B(d);OGATE,XP(D)::QAB(A)
- B(d);OGATE::QAB(A)
- Refutation
- P(a);
- Try
- Actual
- B(B);
- Vars
- K(c);S_FLIGHT::QAB1(A)
- P(a);N_GUARD,XB(B)::QAB(A)
- B(d);OGATE::QAB(A)
- P(a);::B(C)+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).