MESON Chess Problem Database
Problem Display
PID: 224656 (1bBN4/pPnK4/P1p2B2/2P1RP1p/3pPkb1/2pP1p2/n4N2/4Q1R1 w - - 0 1)
Cavrel, Edouard
2nd Prize=, La Nature TT, 1880
#2
14 + 11
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bh3
- 2.Sxh3#
- 1...Bxf5+
- 2.Rxf5#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...Sxa6
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...h4
- 2.Rxg4#
- 1...Bh3
- Tries
- 1.Kxc6?
- 1...Bxf5
- 2.Rxf5#
- 1...Sxa6
- 2.Se6#
- 1...Bh3
- 2.Sxh3#
- 1...Sc1
- 2.Qxc1#
- 1...Sb5
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...h4
- 2.Rxg4#
- 1...Sb4+!
- 1...Bxf5
- 1.Ke7?
- 1...Bxf5
- 2.Rxf5#
- 1...Sxa6
- 2.Se6#
- 1...Bh3
- 2.Sxh3#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...h4
- 2.Rxg4#
- 1...Sd5+!
- 1...Bxf5
- 1.Sf7?
- threat
- 2.Bg5#
- 1...Bxf5+
- 2.Rxf5#
- 1...Se6!
- threat
- 1.Bg5+?
- 1...Kxe5
- 2.Sxc6#
- 2.Sf7#
- 1...Kxg5!
- 1...Kxe5
- 1.Bh8?
- 1...Bxf5+
- 2.Rxf5#
- 1...Sxa6
- 2.Se6#
- 1...h4
- 2.Rxg4#
- 1...Bh3
- 2.Sxh3#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...Kg5!
- 1...Bxf5+
- 1.Rg2?
- 1...Bxf5+
- 2.Rxf5#
- 1...Sxa6
- 2.Se6#
- 1...h4
- 2.Rxg4#
- 1...Bh3
- 2.Sxh3#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...fxg2!
- 1...Bxf5+
- 1.Rd5?
- 1...Bxf5+
- 2.Rxf5#
- 1...Sxd5
- 2.Se6#
- 1...Sxa6
- 2.Se6#
- 1...h4
- 2.Rxg4#
- 1...Bh3
- 2.Sxh3#
- 2.Be5#
- 2.Bg5#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...cxd5!
- 1...Bxf5+
- 1.Re7?
- 1...Sxa6
- 2.Se6#
- 1...h4
- 2.Rxg4#
- 1...Bh3
- 2.Sxh3#
- 2.Be5#
- 2.Bg5#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...Bxf5+!
- 1...Sxa6
- 1.Re8?
- 1...Sxa6
- 2.Se6#
- 1...Sxe8
- 2.Se6#
- 1...h4
- 2.Rxg4#
- 1...Bh3
- 2.Sxh3#
- 2.Be5#
- 2.Bg5#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...Bxf5+!
- 1...Sxa6
- 1.Kxc6?
- Keys
- 1.Bg7!
- 1...Bxf5+
- 2.Rxf5#
- 1...Kg5
- 2.Sh3#
- 1...Sxa6
- 2.Se6#
- 1...h4
- 2.Rxg4#
- 1...Bh3
- 2.Sxh3#
- 1...Sc1
- 2.Qxc1#
- 1...Sb4
- 2.Qc1#
- 1...Sb5
- 2.Se6#
- 1...Sd5
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sa8
- 2.Se6#
- 1...Se8
- 2.Se6#
- 1...c2
- 2.Qd2#
- 1...Bxf5+
- 1.Bg7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(f);N_GUARD::S(C),XB(f)
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD,XP(I)::S(N)
- S(j);N_GUARD,N_PINP(H)::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- P(g);N_GUARD::R1(B),XB(f)
- Tries
- Try
- K(L);N_SPINP(H),S_FLIGHT,XP(h)
- Vars
- B(f);OGATE,XP(H)::R1(G),XB(f)
- S(j);N_GUARD,XP(I)::S(N)
- B(f);N_GUARD::S(C),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- P(g);N_GUARD::R1(B),XB(f)
- Refutation
- S(a);CHECK
- Try
- K(L);N_SPINP(H),P-FLIGHT
- Vars
- B(f);OGATE,XP(H)::R1(G),XB(f)
- S(j);N_GUARD,XP(I)::S(N)
- B(f);N_GUARD::S(C),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- P(g);N_GUARD::R1(B),XB(f)
- Refutation
- S(j);CHECK
- Try
- S(N);
- Threat
- B(J)
- Vars
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- Refutation
- S(j);N_PINP(H)
- Try
- B(J);CHECK
- Refutation
- K(e);P_SPINB(f),S_FLIGHT,XB(J)
- Try
- B(J);
- Vars
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- S(j);N_GUARD,XP(I)::S(N)
- P(g);N_GUARD::R1(B),XB(f)
- B(f);N_GUARD::S(C),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD,N_PINP(H)::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- Refutation
- K(e);P_SPINB(f),S_FLIGHT
- Try
- R(B);
- Vars
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- S(j);N_GUARD,XP(I)::S(N)
- P(g);N_GUARD::R1(B),XB(f)
- B(f);N_GUARD::S(C),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD,N_PINP(H)::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- Refutation
- P(c);XR(B)
- Try
- R(G);
- Vars
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- S(j);N_GUARD,XR(G)::S(N)
- S(j);N_GUARD,XP(I)::S(N)
- P(g);N_GUARD::R1(B),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD,N_PINP(H)::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- Refutation
- P(h);XR(G)
- Try
- R(G);
- Vars
- S(j);N_GUARD,XP(I)::S(N)
- P(g);N_GUARD::R1(B),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD,N_PINP(H)::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- Refutation
- B(f);CHECK,XP(H)
- Try
- R(G);
- Vars
- S(j);N_GUARD,XP(I)::S(N)
- S(j);N_GUARD,XR(G)::S(N)
- P(g);N_GUARD::R1(B),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD,N_PINP(H)::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
- Refutation
- B(f);CHECK,XP(H)
- Try
- Actual
- B(J);
- Vars
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- K(e);P_SPINB(f),S_FLIGHT::S(C)
- S(j);N_GUARD,XP(I)::S(N)
- P(g);N_GUARD::R1(B),XB(f)
- B(f);N_GUARD::S(C),XB(f)
- S(a);N_GUARD::QAB(A),XS(a)
- S(a);N_GUARD::QAB(A)
- S(j);N_GUARD::S(N)
- S(j);N_GUARD,N_PINP(H)::S(N),XS(j)
- P(b);N_GUARD::QAB(A)
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).