MESON Chess Problem Database
Problem Display
PID: 109238 (8/3K4/3P4/4pnQ1/1B1kPnN1/1P3B2/8/4N3 w - - 0 1)
Retter, Yosef
Variantim, 2002
#2
9 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Qd2#
- 1...Sg2
- 2.Qd2#
- 1...Sd3
- 2.Sc2#
- 1...Sh3
- 2.Qd2#
- 1...Sd5
- 2.Qd2#
- 1...Sh5
- 2.Qd2#
- 1...Se6
- 2.Qd2#
- 1...Sg6
- 2.Qd2#
- 1...Se3
- 2.Qxe5#
- 1...Sg3
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sxd6
- 2.Qxe5#
- 1...Sh6
- 2.Qxe5#
- 1...Se7
- 2.Qxe5#
- 1...Sg7
- 2.Qxe5#
- 1...Se2
- Tries
- 1.Kc6?
- 1...Sxd6
- 2.Qxe5#
- 1...Se2
- 2.Qd2#
- 1...Sg2
- 2.Qd2#
- 1...Sd3
- 2.Sc2#
- 1...Sh3
- 2.Qd2#
- 1...Sd5
- 2.Qd2#
- 1...Sh5
- 2.Qd2#
- 1...Se6
- 2.Qd2#
- 1...Sg6
- 2.Qd2#
- 1...Se3
- 2.Qxe5#
- 1...Sg3
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sh6
- 2.Qxe5#
- 1...Sg7
- 2.Qxe5#
- 1...Se7+!
- 1...Sxd6
- 1.Kd8?
- 1...Sxd6
- 2.Qxe5#
- 1...Se2
- 2.Qd2#
- 1...Sg2
- 2.Qd2#
- 1...Sd3
- 2.Sc2#
- 1...Sh3
- 2.Qd2#
- 1...Sd5
- 2.Qd2#
- 1...Sh5
- 2.Qd2#
- 1...Sg6
- 2.Qd2#
- 1...Se3
- 2.Qxe5#
- 1...Sg3
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sh6
- 2.Qxe5#
- 1...Se7
- 2.Qxe5#
- 1...Sg7
- 2.Qxe5#
- 1...Se6+!
- 1...Sxd6
- 1.Se3?
- threat
- 2.S3c2#
- 2.Sxf5#
- 1...Kxe3
- 2.Qg1#
- 1...Sxd6
- 2.S3c2#
- 1...Sg3
- 2.S3c2#
- 1...Sh4
- 2.S3c2#
- 1...Sh6
- 2.S3c2#
- 1...Se7
- 2.S3c2#
- 1...Sg7
- 2.S3c2#
- 1...Sxe3!
- threat
- 1.Bh1?
- 1...Sxd6
- 2.Qxe5#
- 1...Se3
- 2.Qxe5#
- 1...Se2
- 2.Qd2#
- 1...Sd3
- 2.Sc2#
- 1...Sh3
- 2.Qd2#
- 1...Sd5
- 2.Qd2#
- 1...Sh5
- 2.Qd2#
- 1...Se6
- 2.Qd2#
- 1...Sg6
- 2.Qd2#
- 1...Sg3
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sh6
- 2.Qxe5#
- 1...Se7
- 2.Qxe5#
- 1...Sg7
- 2.Qxe5#
- 1...Sg2!
- 1...Sxd6
- 1.Bg2?
- 1...Sxd6
- 2.Qxe5#
- 1...Se3
- 2.Qxe5#
- 1...Se2
- 2.Qd2#
- 1...Sd3
- 2.Sc2#
- 1...Sh3
- 2.Qd2#
- 1...Sd5
- 2.Qd2#
- 1...Sh5
- 2.Qd2#
- 1...Se6
- 2.Qd2#
- 1...Sg6
- 2.Qd2#
- 1...Sg3
- 2.Qxe5#
- 1...Sh4
- 2.Qxe5#
- 1...Sh6
- 2.Qxe5#
- 1...Se7
- 2.Qxe5#
- 1...Sg7
- 2.Qxe5#
- 1...Sxg2!
- 1...Sxd6
- 1.Qxf4?
- threat
- 2.Qd2#
- 2.Qxe5#
- 1...Se3
- 2.Qxe3#
- 2.Qxe5#
- 1...exf4!
- threat
- 1.Qf6?
- threat
- 2.Qxe5#
- 1...Sd3
- 2.Sc2#
- 1...Sg6!
- threat
- 1.Qxf5?
- threat
- 2.Qxe5#
- 1...Sd3
- 2.Sc2#
- 1...Sg6!
- threat
- 1.exf5?
- 1...Se2
- 2.Qd2#
- 2.Qe3#
- 1...Sg2
- 2.Qd2#
- 1...Sd3
- 2.Sc2#
- 2.Qe3#
- 1...Sh3
- 2.Qd2#
- 2.Qe3#
- 1...Sd5
- 2.Qd2#
- 1...Sh5
- 2.Qd2#
- 2.Qe3#
- 1...Se6
- 2.Qd2#
- 2.Qe3#
- 1...Sg6
- 2.Qd2#
- 2.Qe3#
- 1...e4!
- 1...Se2
- 1.Kc6?
- Keys
- 1.Sxe5!
- 1...Ke3
- 2.Qg1#
- 1...Kxe5
- 2.Bc3#
- 1...Sxd6
- 2.Sc2#
- 1...Se3
- 2.Sc6#
- 1...Se2
- 2.Sc6#
- 1...Sg2
- 2.Sc6#
- 1...Sd3
- 2.Sc6#
- 1...Sh3
- 2.Sc6#
- 1...Sd5
- 2.Sc6#
- 1...Sh5
- 2.Sc6#
- 1...Se6
- 2.Sc6#
- 1...Sg6
- 2.Sc6#
- 1...Sg3
- 2.Sc2#
- 1...Sh4
- 2.Sc2#
- 1...Sh6
- 2.Sc2#
- 1...Se7
- 2.Sc2#
- 1...Sg7
- 2.Sc2#
- 1...Ke3
- 1.Sxe5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 15
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(b);OGATE::QAR2(G)
- S(b);SBLOCK::S(A)
- S(d);OGATE::QAB1(G),XP(c)
- S(d);OGATE,XP(H)::QAB1(G),XP(c)
- Tries
- Try
- K(I);S_FLIGHT
- Vars
- S(d);OGATE,XP(H)::QAB1(G),XP(c)
- S(b);OGATE::QAR2(G)
- S(b);SBLOCK::S(A)
- S(d);OGATE::QAB1(G),XP(c)
- Refutation
- S(d);CHECK
- Try
- K(I);P-FLIGHT
- Vars
- S(d);OGATE,XP(H)::QAB1(G),XP(c)
- S(b);OGATE::QAR2(G)
- S(b);SBLOCK::S(A)
- S(d);OGATE::QAB1(G),XP(c)
- Refutation
- S(b);CHECK
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- K(a);OGATEB,P_SPINS(b),S_FLIGHT,XS(F)::QAB(G)
- S(d);XP(H)::S(F)
- S(d);::S(F)
- Refutation
- S(d);XS(F)
- Try
- B(C);
- Vars
- S(d);OGATE,XP(H)::QAB1(G),XP(c)
- S(d);OGATE::QAB1(G),XP(c)
- S(b);OGATE::QAR2(G)
- S(b);SBLOCK::S(A)
- Refutation
- S(b);
- Try
- B(C);
- Vars
- S(d);OGATE,XP(H)::QAB1(G),XP(c)
- S(d);OGATE::QAB1(G),XP(c)
- S(b);OGATE::QAR2(G)
- S(b);SBLOCK::S(A)
- Refutation
- S(b);XB(C)
- Try
- Q(G);XS(b)
- Threat
- DUALS(2)
- Refutation
- P(c);XQ(G)
- Try
- Q(G);P_PINP(c)
- Threat
- QAB1(G),XP(c)
- Vars
- S(b);SBLOCK::S(A)
- Refutation
- S(b);
- Try
- Q(G);XS(d)
- Threat
- QAB1(G),XP(c)
- Vars
- S(b);SBLOCK::S(A)
- Refutation
- S(b);
- Try
- P(E);XS(d)
- Vars
- S(b);OGATE::QAR2(G)
- Refutation
- P(c);
- Try
- Actual
- S(F);XP(c)
- Vars
- K(a);P_SPINS(b),S_FLIGHT::QAB(G)
- K(a);P_SPINS(d),S_FLIGHT,XS(F)::B(D)
- S(d);XP(H)::S(A)
- S(d);SBLOCK::S(F)
- S(b);::S(F)
- S(d);::S(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).