MESON Chess Problem Database
Problem Display
PID: 31206 (8/7q/4P3/2pkPR2/Q3R3/2b3P1/K1P1P3/7B w - - 0 1)
Trcala, Stanislav
Pravo lidu, 1915
#2
10 + 4
| 3437 | Stanislav Trcala Sachovy odkaz | 1999 |
SOLUTION
- SOUND
- Sets
- 1...Qxf5
- 2.Qd7#
- 1...Qg6
- 2.Qd7#
- 1...Qg8
- 2.Qd7#
- 1...Qh2
- 2.Qd7#
- 1...Qh3
- 2.Qd7#
- 1...Qh4
- 2.Qd7#
- 1...Qh5
- 2.Qd7#
- 1...Qh6
- 2.Qd7#
- 1...Qd7
- 2.Qxd7#
- 1...Qh8
- 2.Qd7#
- 1...c4
- 2.Qxc4#
- 1...Qxf5
- Tries
- 1.Rb4+?
- 1...Qxh1
- 2.Qd7#
- 1...Kxe6!
- 1...Qxh1
- 1.Ref4+?
- 1...Qxh1
- 2.Qd7#
- 1...Kxe6!
- 1...Qxh1
- 1.Rg4+?
- 1...Qxh1
- 2.Qd7#
- 1...Kxe6!
- 1...Qxh1
- 1.Qb3+?
- 1...c4
- 2.Qxc4#
- 1...Kc6!
- 1...c4
- 1.Qa6?
- threat
- 2.Rh4#
- 2.Qd6#
- 1...Qxf5
- 2.Qd6#
- 1...Bxe5
- 2.Rh4#
- 2.Rfxe5#
- 2.c4#
- 1...c4
- 2.Qxc4#
- 2.Qd6#
- 1...Qh2
- 2.Qd6#
- 1...Qh3
- 2.Qd6#
- 1...Qh4
- 2.Rxh4#
- 2.Qd6#
- 1...Qh5
- 2.Qd6#
- 1...Qa7
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Ref4#
- 2.Rg4#
- 2.Rh4#
- 1...Qc7
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Ref4#
- 2.Rg4#
- 2.Rh4#
- 1...Qd7
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Ref4#
- 2.Rg4#
- 2.Rh4#
- 1...Qe7
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Ref4#
- 2.Rg4#
- 2.Rh4#
- 1...Bd4
- 2.Rh4#
- 2.c4#
- 1...Qxh1!
- threat
- 1.Rb4+?
- Keys
- 1.Rf6!
- 1...Qxe4
- 2.Qxe4#
- 1...Qxh1
- 2.Qa8#
- 1...Bxe5
- 2.Rd4#
- 1...c4
- 2.Qb5#
- 2.Qxc4#
- 1...Qf5
- 2.Qd7#
- 2.Qa8#
- 1...Qg6
- 2.Qd7#
- 2.Qa8#
- 1...Qg8
- 2.Re3#
- 2.Qd7#
- 1...Qh2
- 2.Qd7#
- 2.Qa8#
- 1...Qh3
- 2.Qd7#
- 2.Qa8#
- 1...Qh4
- 2.Qd7#
- 2.Qa8#
- 1...Qh5
- 2.Qd7#
- 2.Qa8#
- 1...Qh6
- 2.Qd7#
- 2.Qa8#
- 1...Qa7
- 2.Re3#
- 1...Qb7
- 2.Re3#
- 1...Qc7
- 2.Re3#
- 1...Qd7
- 2.Re3#
- 2.Qxd7#
- 1...Qe7
- 2.Re3#
- 1...Qf7
- 2.Re3#
- 1...Qg7
- 2.Re3#
- 1...Qh8
- 2.Qd7#
- 1...Ba1
- 2.c4#
- 1...Be1
- 2.c4#
- 1...Bb2
- 2.c4#
- 1...Bd2
- 2.c4#
- 1...Bb4
- 2.c4#
- 1...Bd4
- 2.c4#
- 1...Ba5
- 2.c4#
- 1...Qxe4
- 1.Rf6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 16
- REMOVED MATES = 10
- Sets
- Q(d);N_GUARD,XR(I)::QAR2(F)
- Q(d);N_GUARD::QAR2(F)
- Q(d);N_GUARD::QAR2(F),XQ(d)
- P(b);::QAB1(F),XP(b)
- Tries
- Try
- R(G);CHECK
- Vars
- Q(d);XB(A)::QAR2(F)
- Refutation
- K(c);S_FLIGHT,XP(J)
- Try
- R(G);CHECK
- Vars
- Q(d);XB(A)::QAR2(F)
- Refutation
- K(c);S_FLIGHT,XP(J)
- Try
- R(G);CHECK
- Vars
- Q(d);XB(A)::QAR2(F)
- Refutation
- K(c);S_FLIGHT,XP(J)
- Try
- Q(F);CHECK
- Vars
- P(b);P_SPINP(b)::QAB1(F),XP(b)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- Q(d);XR(I)::QAR1(F)
- Q(d);::QAR1(F)
- Refutation
- Q(d);XB(A)
- Try
- Actual
- R(I);
- Vars
- Q(d);OGATE,P_SPINQ(d),XR(G)::QAB1(F),XQ(d)
- Q(d);N_GUARD,XB(A)::QAB(F)
- B(a);SBLOCK,XP(H)::B(A)+R(G),DCHECK
- Q(d);N_GUARD,P_PINQ(F)::B(A)+R(G)
- Q(d);N_GUARD::B(A)+R(G)
- Q(d);N_GUARD::QAR2(F)
- B(a);OGATE::P(C)
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).