MESON Chess Problem Database
Problem Display
PID: 149519 (5R2/4Q3/q6p/2Bp3B/5N1P/p5kr/4n2p/7K w - - 0 1)
Miecz, Ferdinand
Troll, 2012
#2
7 + 8
SOLUTION
- SOUND
- Sets
- 1...Qb7
- 2.Sxe2#
- 1...Qc8
- 2.Sxe2#
- 1...Qa4
- 2.Sxe2#
- 1...Qa5
- 2.Sxe2#
- 1...Qb6
- 2.Sxe2#
- 1...Qc6
- 2.Sxe2#
- 1...Qd6
- 2.Sxe2#
- 1...Qg6
- 2.Sxe2#
- 1...Qa7
- 2.Sxe2#
- 1...Qa8
- 2.Sxe2#
- 1...Rxh4
- 2.Qe3#
- 1...Sc1
- 2.Qe1#
- 1...Sg1
- 2.Qe1#
- 1...Sc3
- 2.Qe1#
- 1...Sd4
- 2.Qe1#
- 1...Sxf4
- 2.Qe1#
- 1...Qb7
- Tries
- 1.Sg2?
- threat
- 2.Bf2#
- 2.Rf3#
- 2.Qe3#
- 1...Rxh4
- 2.Rf3#
- 2.Qxh4#
- 2.Qe3#
- 1...Qd3
- 2.Bf2#
- 1...Qb6
- 2.Rf3#
- 2.Qe3#
- 1...Qe6
- 2.Bf2#
- 2.Rf3#
- 1...Qa7
- 2.Rf3#
- 2.Rg8#
- 2.Qe3#
- 1...Sg1
- 2.Bf2#
- 2.Qe1#
- 2.Qe5#
- 1...Sd4
- 2.Qe1#
- 2.Qe5#
- 1...Sf4
- 2.Qe1#
- 2.Qe3#
- 1...d4
- 2.Rf3#
- 1...Qf6!
- threat
- 1.Sd3?
- threat
- 2.Bf2#
- 2.Rf3#
- 1...Qxd3
- 2.Bf2#
- 1...Rxh4
- 2.Rf3#
- 2.Qe3#
- 1...Qb6
- 2.Rf3#
- 1...Qa7
- 2.Rf3#
- 2.Rg8#
- 1...Sg1
- 2.Bf2#
- 2.Qe1#
- 1...Sd4
- 2.Qe1#
- 1...Sf4
- 2.Bf2#
- 2.Qe1#
- 1...d4
- 2.Rf3#
- 1...Qf6!
- threat
- 1.Sxd5?
- threat
- 2.Bf2#
- 2.Rf3#
- 1...Rxh4
- 2.Rf3#
- 2.Qe3#
- 1...Qd3
- 2.Bf2#
- 1...Qb6
- 2.Rf3#
- 1...Qa7
- 2.Rf3#
- 2.Rg8#
- 1...Sg1
- 2.Bf2#
- 2.Qe1#
- 1...Sd4
- 2.Qe1#
- 1...Sf4
- 2.Qe1#
- 1...Qf6!
- threat
- 1.Sg6?
- threat
- 2.Bf2#
- 2.Rf3#
- 2.Qe3#
- 1...Qxg6
- 2.Bf2#
- 2.Rf3#
- 1...Rxh4
- 2.Rf3#
- 2.Qxh4#
- 2.Qe3#
- 1...Qd3
- 2.Bf2#
- 1...Qb6
- 2.Rf3#
- 2.Qe3#
- 1...Qe6
- 2.Bf2#
- 2.Rf3#
- 1...Qa7
- 2.Rf3#
- 2.Qe3#
- 1...Sg1
- 2.Bf2#
- 2.Qe1#
- 2.Qe5#
- 1...Sd4
- 2.Qe1#
- 2.Qe5#
- 1...Sf4
- 2.Qe1#
- 2.Qe3#
- 1...d4
- 2.Rf3#
- 1...Qf6!
- threat
- 1.Rg8+?
- 1...Qg6
- 2.Sxe2#
- 1...Kxf4!
- 1...Qg6
- 1.Qxe2?
- threat
- 2.Bf2#
- 2.Qg4#
- 2.Qe1#
- 2.Qf2#
- 1...Kxh4
- 2.Qg4#
- 1...Rxh4
- 2.Bf2#
- 2.Qf3#
- 2.Qe1#
- 2.Qf2#
- 2.Qg2#
- 2.Qe3#
- 1...Qf6
- 2.Qg4#
- 2.Qf2#
- 1...Qc8
- 2.Bf2#
- 2.Qe1#
- 2.Qf2#
- 1...Qa5
- 2.Bf2#
- 2.Qg4#
- 2.Qf2#
- 1...Qb6
- 2.Qg4#
- 2.Qe1#
- 2.Qf2#
- 1...Qe6
- 2.Bf2#
- 2.Qf2#
- 1...Qg6
- 2.Bf2#
- 2.Qe1#
- 2.Qf2#
- 1...Qa7
- 2.Qg4#
- 2.Qe1#
- 2.Qf2#
- 1...d4
- 2.Qe1#
- 1...Qxe2!
- threat
- 1.Qg7+?
- 1...Kxh4
- 2.Qg4#
- 1...Qg6!
- 1...Kxh4
- 1.Sg2?
- Keys
- 1.Bd6!
- threat
- 2.Sxe2#
- 1...Kf2
- 2.Sd3#
- 1...Rxh4
- 2.Qe3#
- 1...Sxf4
- 2.Qe1#
- 1...Sc1
- 2.Se2#
- 2.Qe1#
- 1...Sg1
- 2.Se2#
- 2.Qe1#
- 1...Sc3
- 2.Se2#
- 2.Qe1#
- 1...Sd4
- 2.Se2#
- 2.Qe1#
- threat
- 1.Bd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 14
- Sets
- Q(g);N_GUARD::S(B),XS(a)
- R(e);SBLOCK,XP(C)::QAR2(F)
- S(a);OGATE::QAB(F)
- S(a);OGATE,XS(B)::QAB(F)
- Tries
- Try
- S(B);
- Threat
- DUALS(3)
- Vars
- Q(g);::B(D)
- P(f);::R1(G)
- Refutation
- Q(g);
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- Q(g);XS(B)::B(D)
- Q(g);::R1(G)
- S(a);OGATE::QAB(F)
- P(f);::R1(G)
- Refutation
- Q(g);
- Try
- S(B);XP(f)
- Threat
- DUALS(2)
- Vars
- Q(g);::B(D)
- Q(g);::R1(G)
- S(a);OGATE::QAB(F)
- Refutation
- Q(g);
- Try
- S(B);
- Threat
- DUALS(3)
- Vars
- Q(g);::B(D)
- P(f);::R1(G)
- Refutation
- Q(g);
- Try
- R(G);CHECK
- Vars
- Q(g);P_SPINQ(g)::S(B),XS(a)
- Refutation
- K(d);S_FLIGHT,XS(B)
- Try
- Q(F);XS(a)
- Threat
- DUALS(4)
- Vars
- K(d);S_FLIGHT,XP(C)::QAR1(F)
- P(f);::QAB(F)
- Refutation
- Q(g);XQ(F)
- Try
- Q(F);CHECK
- Vars
- K(d);S_FLIGHT,XP(C)::QAR1(F)
- Refutation
- Q(g);P_SPINQ(g)
- Try
- Actual
- B(D);
- Threat
- B(D)+S(B),DCHECK,XS(a)
- Vars
- K(d);S_FLIGHT::R(G)+S(B),DCHECK
- R(e);SBLOCK,XP(C)::QAR2(F)
- S(a);OGATE,P_SPINS(a),XS(B)::QAB(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).