MESON Chess Problem Database
Problem Display
PID: 102772 (6B1/1b2b3/P3N1K1/8/Q1N1k3/1P1pPp2/4R3/8 w - - 0 1)
Patt, ?
Revue d'Echecs, 1904
#2
9 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd5
- 2.e4#
- 1...Bxa6
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Qc6#
- 1...Ba3
- 2.Sg5#
- 1...Bb4
- 2.Sg5#
- 1...Bh4
- 2.Sc5#
- 1...Bc5
- 2.Sxc5#
- 2.Sg5#
- 1...Bg5
- 2.Sc5#
- 2.Sxg5#
- 1...Bd6
- 2.Sg5#
- 1...Bf6
- 2.Sc5#
- 1...Bd8
- 2.Sc5#
- 1...Bf8
- 2.Sg5#
- 1...Kd5
- Tries
- 1.Sd2+?
- 1...Ke5
- 2.Qd4#
- 1...Kd5!
- 1...Ke5
- 1.Sa5+?
- 1...Kd5
- 2.Qd4#
- 1...Ke5
- 2.Qd4#
- 1...Bb4!
- 1...Kd5
- 1.Se5+?
- 1...Kd5
- 2.Qd4#
- 1...Kxe5
- 2.Qd4#
- 1...Bb4!
- 1...Kd5
- 1.Sb6+?
- 1...Ke5
- 2.Qd4#
- 2.Qf4#
- 1...Bb4!
- 1...Ke5
- 1.Sd6+?
- 1...Ke5
- 2.Qd4#
- 1...Kd5!
- 1...Ke5
- 1.Qb5?
- threat
- 2.Sd2#
- 2.Qe5#
- 2.Qf5#
- 2.Qxb7#
- 1...Bxa6
- 2.Sd2#
- 2.Qc6#
- 2.Qe5#
- 2.Qf5#
- 1...dxe2
- 2.Qf5#
- 1...fxe2
- 2.Qf5#
- 2.Qxb7#
- 1...Bc5
- 2.Sxc5#
- 2.Sg5#
- 2.Qxb7#
- 1...d2
- 2.Sxd2#
- 2.Qf5#
- 1...f2
- 2.Sd2#
- 2.Qf5#
- 2.Qxb7#
- 1...Bb4
- 2.Sg5#
- 2.Qe5#
- 2.Qf5#
- 2.Qxb7#
- 1...Bc6
- 2.Sd2#
- 2.Qxc6#
- 2.Qe5#
- 2.Qf5#
- 1...Ba8
- 2.Sd2#
- 2.Qe5#
- 2.Qf5#
- 1...Bc8
- 2.Sd2#
- 2.Qc6#
- 2.Qe5#
- 2.Qf5#
- 1...Bd6
- 2.Sd2#
- 2.Sxd6#
- 2.Sg5#
- 2.Qf5#
- 2.Qxb7#
- 1...Bf6
- 2.Sd2#
- 2.Sd6#
- 2.Sc5#
- 2.Qf5#
- 2.Qxb7#
- 1...Bd5!
- threat
- 1.Qd7?
- threat
- 2.Qd4#
- 2.Qxb7#
- 1...Bxa6
- 2.Qc6#
- 2.Qd4#
- 1...dxe2
- 2.Qd4#
- 1...fxe2
- 2.Qxb7#
- 1...Bd6
- 2.Sg5#
- 2.Qxb7#
- 1...f2
- 2.Qxb7#
- 1...Bc6
- 2.Qxc6#
- 2.Qd4#
- 1...Ba8
- 2.Qd4#
- 1...Bc8
- 2.Qc6#
- 2.Qd4#
- 1...Bc5
- 2.Sxc5#
- 2.Sg5#
- 2.Qxb7#
- 1...Bf6
- 2.Sc5#
- 2.Qxb7#
- 1...d2
- 2.Qd4#
- 1...Bd5!
- threat
- 1.Qa1?
- threat
- 2.Qd4#
- 2.Qe5#
- 1...dxe2
- 2.Qd4#
- 1...fxe2
- 2.Qh1#
- 1...d2
- 2.Qd4#
- 1...f2
- 2.Qh1#
- 1...Bc5
- 2.Sxc5#
- 2.Sg5#
- 2.Qe5#
- 1...Bd6
- 2.Sg5#
- 2.Qd4#
- 1...Bf6
- 2.Sc5#
- 1...Kd5!
- threat
- 1.Qa5?
- threat
- 2.Sd2#
- 2.Qe5#
- 2.Qf5#
- 1...dxe2
- 2.Qf5#
- 1...fxe2
- 2.Qf5#
- 1...Bc5
- 2.Sxc5#
- 2.Sg5#
- 1...d2
- 2.Qf5#
- 1...f2
- 2.Sd2#
- 2.Qf5#
- 1...Bb4
- 2.Sg5#
- 2.Qe5#
- 2.Qf5#
- 1...Bd6
- 2.Sd2#
- 2.Sxd6#
- 2.Sg5#
- 2.Qf5#
- 1...Bf6
- 2.Sd2#
- 2.Sd6#
- 2.Sc5#
- 2.Qf5#
- 1...Bd5!
- threat
- 1.Sd2+?
- Keys
- 1.Qe8!
- threat
- 2.Sc5#
- 2.Sg5#
- 1...Kd5
- 2.e4#
- 1...dxe2
- 2.Sc5#
- 1...fxe2
- 2.Sg5#
- 1...d2
- 2.Sc5#
- 1...f2
- 2.Sg5#
- 1...Bc5
- 2.Sxc5#
- 2.Sg5#
- 1...Bg5
- 2.Sc5#
- 2.Sxg5#
- threat
- 1.Qe8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 10
- Sets
- K(c);OGATE,S_FLIGHT::P(C)
- B(d);N_GUARD,XP(F)::QAB(D)
- B(d);N_GUARD::QAB(D),XB(d)
- B(d);N_GUARD::QAB(D)
- B(e);N_GUARD::S(G)
- Tries
- Try
- S(E);CHECK
- Vars
- K(c);P-FLIGHT::QAB1(D)
- Refutation
- K(c);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(c);S_FLIGHT::QAR1(D)
- K(c);P-FLIGHT::QAB1(D)
- Refutation
- B(e);P_SPINB(e)
- Try
- S(E);CHECK
- Vars
- K(c);S_FLIGHT::QAR1(D)
- K(c);P-FLIGHT,XS(E)::QAB1(D)
- Refutation
- B(e);P_SPINB(e)
- Try
- S(E);CHECK
- Refutation
- B(e);P_SPINB(e)
- Try
- S(E);CHECK
- Vars
- K(c);P-FLIGHT::QAB1(D)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(D);
- Threat
- DUALS(4)
- Vars
- P(a);XR(A)::QAB1(D)
- Refutation
- B(d);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- P(a);XR(A)::QAR1(D)
- P(b);XR(A)::QAB(D),XB(d)
- P(b);::QAB(D),XB(d)
- B(d);::QAR1(D)
- P(a);::QAR1(D)
- Refutation
- B(d);
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- P(a);XR(A)::QAR1(D)
- P(b);OGATEB,XR(A)::QAB(D)
- P(a);::QAR1(D)
- P(b);OGATEB::QAB(D)
- B(e);N_GUARD::S(G)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- P(a);XR(A)::QAB1(D)
- P(b);XR(A)::QAB1(D)
- P(a);::QAB1(D)
- Refutation
- B(d);
- Try
- Actual
- Q(D);
- Threat
- DUALS(2)
- Vars
- K(c);OGATE,S_FLIGHT::P(C)
- P(a);XR(A)::S(G)
- P(b);XR(A)::S(G)
- P(a);::S(G)
- P(b);::S(G)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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