MESON Chess Problem Database
Problem Display
PID: 109258 (B7/1Q5K/1p1p4/1R6/2pp1P2/2k5/5R2/8 w - - 0 1)
Rogoshin, Fyodor Ivanovich
Vratnica-64, 2002
#2
6 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...Kd3
- Tries
- 1.Kg6?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Kh6?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Kg8?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Kh8?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Ra2?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Rfb2?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Rc2+?
- 1...Kd3
- 2.Qe4#
- 1...Kxc2!
- 1...Kd3
- 1.Re2?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Rg2?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Rh2?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Rxb6?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Qh1?
- 1...Kd3
- 2.Qf3#
- 2.Qh3#
- 1...d3
- 2.Qa1#
- 1...d5!
- 1...Kd3
- 1.Qg2?
- 1...Kd3
- 2.Rf3#
- 2.Qf3#
- 2.Qh3#
- 2.Qg3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Qd5?
- 1...Kd3
- 2.Qf3#
- 1...d3!
- 1...Kd3
- 1.Qc8?
- 1...Kd3
- 2.Qh3#
- 1...d3
- 2.Qh8#
- 1...d5!
- 1...Kd3
- 1.Qa7?
- threat
- 2.Qa3#
- 1...d3
- 2.Qa1#
- 2.Qg7#
- 1...Kd3!
- threat
- 1.Qd7?
- 1...Kd3
- 2.Qh3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Qe7?
- 1...d5
- 2.Qa3#
- 1...d3
- 2.Qf6#
- 2.Qg7#
- 1...Kd3!
- 1...d5
- 1.Qg7?
- 1...Kd3
- 2.Qg3#
- 1...d5!
- 1...Kd3
- 1.f5?
- 1...Kd3
- 2.Qf3#
- 1...d3
- 2.Qg7#
- 1...d5!
- 1...Kd3
- 1.Kg6?
- Keys
- 1.Qa6!
- threat
- 2.Qa3#
- 1...Kd3
- 2.Rb3#
- 1...d3
- 2.Qa1#
- threat
- 1.Qa6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- K(E);P-FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- K(E);S_FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- K(E);P-FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- R(A);
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- R(A);
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- R(A);CHECK
- Vars
- K(a);P-FLIGHT::QAB1(D)
- Refutation
- K(a);P-FLIGHT,XR(A)
- Try
- R(A);
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- R(A);
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- R(A);
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- R(C);XP(d)
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- Q(D);
- Vars
- P(c);SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- Q(D);
- Vars
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- Q(D);
- Vars
- K(a);P-FLIGHT,P_SPINP(c)::QAR2(D)
- Refutation
- P(c);
- Try
- Q(D);P_PINP(b)
- Vars
- K(a);N_SPINP(b),P-FLIGHT::QAR(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- Q(D);
- Threat
- QAR2(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(D);
- Vars
- K(a);P-FLIGHT::QAR(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- Q(D);
- Vars
- P(e);OGATE::QAR2(D)
- Refutation
- K(a);P-FLIGHT
- Try
- Q(D);P_PINP(c)
- Vars
- K(a);N_SPINP(c),P-FLIGHT::QAR(D)
- Refutation
- P(e);
- Try
- P(B);
- Vars
- K(a);P-FLIGHT::QAR2(D)
- P(c);OGATEB,SBLOCK::QAB(D)
- Refutation
- P(e);
- Try
- Actual
- Q(D);
- Threat
- QAR2(D)
- Vars
- K(a);P-FLIGHT::R(C)
- P(c);SBLOCK::QAB(D)
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).