MESON Chess Problem Database
Problem Display
PID: 45270 (6B1/2Bp4/1K3Q1q/2p3PN/3pk1Pp/1pPR2n1/nNP2b2/8 w - - 0 1)
Navon, Emanuel
4th Comm., Probleemblad, 2002
#2
11 + 10
| 102 | Probleemblad | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Qxg5
- 2.Qf3#
- 1...Qg7
- 2.Qf3#
- 2.Qf4#
- 1...Qf8
- 2.Qe5#
- 1...Qxh5
- 2.Qe5#
- 2.Qe7#
- 2.Qf3#
- 2.Qf4#
- 1...Qxf6+
- 2.Sxf6#
- 1...Qh7
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 1...Qh8
- 2.Qf3#
- 2.Qf4#
- 1...dxc3
- 2.Bd5#
- 1...d6
- 2.Qf4#
- 1...Qxg5
- Tries
- 1.Ka5?
- threat
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 1...Qxg5
- 2.Qf3#
- 1...Qxf6
- 2.Sxf6#
- 1...Sxh5
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Qg7
- 2.Qf3#
- 2.Qf4#
- 1...Qf8
- 2.Qe5#
- 1...Qh8
- 2.Qf3#
- 2.Qf4#
- 1...Se2
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Sf5
- 2.Qe5#
- 2.Qxf5#
- 1...d6
- 2.Qf4#
- 1...Be3!
- threat
- 1.Ka7?
- threat
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 1...Qxg5
- 2.Qf3#
- 1...Qxf6
- 2.Sxf6#
- 1...Sxh5
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Qg7
- 2.Qf3#
- 2.Qf4#
- 1...Qf8
- 2.Qe5#
- 1...Qh8
- 2.Qf3#
- 2.Qf4#
- 1...Se2
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Sf5
- 2.Qe5#
- 2.Qxf5#
- 1...d6
- 2.Qf4#
- 1...Be3!
- threat
- 1.Kb7?
- threat
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 1...Qxg5
- 2.Qf3#
- 1...Qxf6
- 2.Sxf6#
- 1...Sxh5
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Qg7
- 2.Qf3#
- 2.Qf4#
- 1...Qf8
- 2.Qe5#
- 1...Qh8
- 2.Qf3#
- 2.Qf4#
- 1...Se2
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Sf5
- 2.Qe5#
- 2.Qxf5#
- 1...d6
- 2.Qf4#
- 1...Be3!
- threat
- 1.Sc4?
- threat
- 2.Sd2#
- 2.Sd6#
- 1...Qxf6+
- 2.Sxf6#
- 1...Qxg5
- 2.Sd6#
- 2.Qf3#
- 1...dxc3
- 2.Sd6#
- 2.Bd5#
- 1...Be3
- 2.Sd6#
- 1...Qf8
- 2.Sd2#
- 2.Qe5#
- 1...Be1
- 2.Sd6#
- 1...Sf1
- 2.Sd6#
- 1...Sf5
- 2.Sd2#
- 1...d6
- 2.Sd2#
- 2.Sxd6#
- 2.Qf3#
- 2.Qf4#
- 1...bxc2!
- threat
- 1.Bd6?
- threat
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 1...Qxg5
- 2.Qf3#
- 1...Qxf6
- 2.Sxf6#
- 1...Sxh5
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Qg7
- 2.Qf3#
- 2.Qf4#
- 1...Qf8
- 2.Qe5#
- 1...Qh8
- 2.Qf3#
- 2.Qf4#
- 1...Se2
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Sf5
- 2.Qe5#
- 2.Qxf5#
- 1...Be3!
- threat
- 1.Be6?
- threat
- 2.Qe5#
- 2.Qf3#
- 2.Qf4#
- 1...Qxg5
- 2.Qf3#
- 1...Qxf6
- 2.Sxf6#
- 1...Sxh5
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...dxe6
- 2.Qe5#
- 2.Qf3#
- 1...Qg7
- 2.Qf3#
- 2.Qf4#
- 1...Qf8
- 2.Qe5#
- 1...Qh8
- 2.Qf3#
- 2.Qf4#
- 1...Se2
- 2.Qe5#
- 2.Qf3#
- 2.Qf5#
- 1...Sf5
- 2.Qe5#
- 2.Qxf5#
- 1...d6
- 2.Qf4#
- 1...Be3!
- threat
- 1.Qg6+?
- 1...Sf5
- 2.Sf6#
- 1...Qxg6+!
- 1...Sf5
- 1.Qxh6?
- threat
- 2.Sf6#
- 1...Sxh5
- 2.Qg6#
- 2.Qh7#
- 1...d6
- 2.Qe6#
- 1...Be3!
- threat
- 1.gxh6?
- threat
- 2.Qe5#
- 2.Qe7#
- 2.Qf3#
- 2.Qf4#
- 1...Sxh5
- 2.Qe5#
- 2.Qe7#
- 2.Qf3#
- 2.Qf5#
- 2.Qg6#
- 1...Se2
- 2.Qe5#
- 2.Qe7#
- 2.Qf3#
- 2.Qf5#
- 2.Qg6#
- 1...Sf5
- 2.Qe5#
- 2.Qxf5#
- 1...d6
- 2.Qe7#
- 2.Qf4#
- 2.Qe6#
- 1...Be3!
- threat
- 1.Ka5?
- Keys
- 1.Sa4!
- threat
- 2.Sxc5#
- 1...Qxf6+
- 2.Sxf6#
- 1...Qxg5
- 2.Qf3#
- 1...dxc3
- 2.Bd5#
- 1...Qf8
- 2.Qe5#
- 1...c4
- 2.Sc5#
- 1...d6
- 2.Qf4#
- threat
- 1.Sa4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- Q(i);N_PINQ(I),XP(F)::QAB1(I)
- Q(i);N_PINQ(I)::QAR1(I)
- Q(i);CHECK,XQ(I)::S(G),XQ(i)
- P(e);XP(C)::B(K)
- P(j);N_PINQ(I)::QAR1(I)
- Tries
- Try
- K(H);N_SPINQ(I),S_FLIGHT
- Threat
- DUALS(3)
- Vars
- Q(i);XP(F)::QAB1(I)
- Q(i);XQ(I)::S(G),XQ(i)
- Q(i);::QAR1(I)
- P(j);::QAR1(I)
- Refutation
- B(b);
- Try
- K(H);N_SPINQ(I),S_FLIGHT
- Threat
- DUALS(3)
- Vars
- Q(i);XP(F)::QAB1(I)
- Q(i);XQ(I)::S(G),XQ(i)
- Q(i);::QAR1(I)
- P(j);::QAR1(I)
- Refutation
- B(b);
- Try
- K(H);N_SPINQ(I),P-FLIGHT
- Threat
- DUALS(3)
- Vars
- Q(i);XP(F)::QAB1(I)
- Q(i);XQ(I)::S(G),XQ(i)
- Q(i);::QAR1(I)
- P(j);::QAR1(I)
- Refutation
- B(b);
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- Q(i);CHECK,XQ(I)::S(G),XQ(i)
- B(b);::S(A)
- S(d);::S(A)
- Refutation
- P(c);XP(B)
- Try
- B(J);N_SPINQ(I)
- Threat
- DUALS(3)
- Vars
- Q(i);XP(F)::QAB1(I)
- Q(i);P_PINB(J),XQ(I)::S(G),XQ(i)
- Q(i);::QAR1(I)
- Refutation
- B(b);
- Try
- B(K);N_SPINQ(I)
- Threat
- DUALS(3)
- Vars
- Q(i);XP(F)::QAB1(I)
- Q(i);P_PINB(K),XQ(I)::S(G),XQ(i)
- Q(i);::QAR1(I)
- P(j);::QAR1(I)
- Refutation
- B(b);
- Try
- Q(I);CHECK
- Vars
- S(d);P_SPINS(d)::S(G)
- Refutation
- Q(i);CHECK,XQ(I)
- Try
- Q(I);N_SPINQ(I),XQ(i)
- Threat
- S(G)
- Vars
- P(j);N_GUARD::QAR2(I)
- Refutation
- B(b);
- Try
- P(F);N_SPINQ(I),XQ(i)
- Threat
- DUALS(4)
- Refutation
- B(b);
- Try
- Actual
- S(A);
- Threat
- S(A),XP(h)
- Vars
- Q(i);CHECK,XQ(I)::S(G),XQ(i)
- Q(i);N_PINQ(I),XP(F)::QAB1(I)
- P(e);XP(C)::B(K)
- Q(i);N_PINQ(I)::QAR1(I)
- P(h);::S(A)
- P(j);N_PINQ(I)::QAR1(I)
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).