MESON Chess Problem Database
Problem Display
PID: 225550 (7Q/P1PKB3/3p4/3k4/rP1N1P2/nP6/1r2p3/bB6 w - - 0 1)
Klemanic, Emil
Praca, 1993
#2
10 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Tries
- 1.Sxe2?
- threat
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...Rxb1
- 2.Qa8#
- 1...Rxb3
- 2.Qg8#
- 1...Rxb4
- 2.Qh5#
- 1...Rxa7
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Sxb1
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 1...Rc2
- 2.Qh1#
- 1...Sc2
- 2.Sc3#
- 2.Qh1#
- 2.Qa8#
- 1...Ra2
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Rd2
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Ra6
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Sc4
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Sb5
- 2.Qh1#
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...Rxe2!
- threat
- 1.Sf3?
- threat
- 2.Qd4#
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...Rxb1
- 2.Qa8#
- 1...Rxb3
- 2.Qg8#
- 1...Rxb4
- 2.Qh5#
- 1...Rxa7
- 2.Qd4#
- 2.Qh5#
- 2.Qg8#
- 1...Sxb1
- 2.Qd4#
- 2.Qa8#
- 1...Sc2
- 2.Qa8#
- 1...e1Q
- 2.Qd4#
- 2.Qa8#
- 1...e1R
- 2.Qd4#
- 2.Qa8#
- 1...Ra2
- 2.Qa8#
- 2.Qg8#
- 1...Rd2
- 2.Qa8#
- 2.Qg8#
- 1...Ra6
- 2.Qd4#
- 2.Qh5#
- 2.Qg8#
- 1...Sc4
- 2.Qd4#
- 2.Qa8#
- 2.Qg8#
- 1...Sb5
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...Rc2!
- threat
- 1.Sb5?
- threat
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...Rxb1
- 2.Qa8#
- 1...Rxb3
- 2.Qg8#
- 1...Rxb4
- 2.Qh5#
- 1...Rxa7
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Sxb1
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 1...Rc2
- 2.Qh1#
- 1...Sc2
- 2.Sc3#
- 2.Qh1#
- 2.Qa8#
- 1...e1Q
- 2.Qd4#
- 2.Qa8#
- 1...e1S
- 2.Sc3#
- 2.Qd4#
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...e1B
- 2.Qd4#
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...e1R
- 2.Sc3#
- 2.Qd4#
- 2.Qa8#
- 1...Ra2
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Rd2
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Ra6
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Sc4
- 2.Sc3#
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Sxb5!
- threat
- 1.Sf5?
- threat
- 2.Se3#
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Rxb1
- 2.Qa8#
- 1...Rxb3
- 2.Qg8#
- 1...Rxa7
- 2.Se3#
- 2.Qd4#
- 2.Qh1#
- 2.Qg8#
- 1...Sxb1
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 1...Rc2
- 2.Qh1#
- 1...Sc2
- 2.Qh1#
- 2.Qa8#
- 1...e1Q
- 2.Qd4#
- 2.Qa8#
- 1...e1S
- 2.Se3#
- 2.Qd4#
- 2.Qa8#
- 2.Qg8#
- 1...e1B
- 2.Se3#
- 2.Qd4#
- 2.Qa8#
- 2.Qg8#
- 1...e1R
- 2.Qd4#
- 2.Qa8#
- 1...Ra2
- 2.Se3#
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Rd2
- 2.Se3#
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Ra6
- 2.Se3#
- 2.Qd4#
- 2.Qh1#
- 2.Qg8#
- 1...Sc4
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Sb5
- 2.Se3#
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- 1...Rxb4!
- threat
- 1.Sc6?
- threat
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Rxb3
- 2.Qg8#
- 1...Rxb4
- 2.Qh5#
- 1...Sxb1
- 2.Qd4#
- 2.Qh1#
- 1...Rc2
- 2.Qh1#
- 1...Sc2
- 2.Qh1#
- 1...e1Q
- 2.Qd4#
- 1...e1S
- 2.Qd4#
- 2.Qh5#
- 2.Qg8#
- 1...e1B
- 2.Qd4#
- 2.Qh5#
- 2.Qg8#
- 1...e1R
- 2.Qd4#
- 1...Ra2
- 2.Qh1#
- 2.Qg8#
- 1...Rd2
- 2.Qh1#
- 2.Qg8#
- 1...Sc4
- 2.Qd4#
- 2.Qh1#
- 2.Qg8#
- 1...Sb5
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Rxb1!
- threat
- 1.Se6?
- threat
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 2.Qa8#
- 1...Rxb1
- 2.Qa8#
- 1...Rxb4
- 2.Qh5#
- 1...Rxa7
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 1...Sxb1
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 1...Rc2
- 2.Qh1#
- 1...Sc2
- 2.Qh1#
- 2.Qa8#
- 1...e1Q
- 2.Qd4#
- 2.Qa8#
- 1...e1S
- 2.Qd4#
- 2.Qh5#
- 2.Qa8#
- 1...e1B
- 2.Qd4#
- 2.Qh5#
- 2.Qa8#
- 1...e1R
- 2.Qd4#
- 2.Qa8#
- 1...Ra2
- 2.Qh1#
- 2.Qa8#
- 1...Rd2
- 2.Qh1#
- 2.Qa8#
- 1...Ra6
- 2.Qd4#
- 2.Qh1#
- 2.Qh5#
- 1...Sc4
- 2.Qd4#
- 2.Qh1#
- 2.Qa8#
- 1...Sb5
- 2.Qh1#
- 2.Qh5#
- 2.Qa8#
- 1...Rxb3!
- threat
- 1.Sxe2?
- Keys
- 1.Bf6!
- threat
- 2.Qh1#
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...Rxb1
- 2.Qa8#
- 1...Rxb3
- 2.Qg8#
- 1...Rxb4
- 2.Qh5#
- 1...Rxa7
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Sxb1
- 2.Qh1#
- 2.Qa8#
- 1...Rc2
- 2.Qh1#
- 1...Sc2
- 2.Qh1#
- 2.Qa8#
- 1...e1Q
- 2.Qa8#
- 1...e1S
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...e1B
- 2.Qh5#
- 2.Qa8#
- 2.Qg8#
- 1...e1R
- 2.Qa8#
- 1...Ra6
- 2.Qh1#
- 2.Qh5#
- 2.Qg8#
- 1...Sc4
- 2.Qh1#
- 2.Qa8#
- 2.Qg8#
- threat
- 1.Bf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(D);XP(c)
- Threat
- DUALS(6)
- Vars
- R(b);XB(A)::QAB(J)
- R(b);XP(B)::QAB(J)
- R(e);XP(C)::QAR(J)
- R(b);::QAB(J)
- Refutation
- R(b);XS(D)
- Try
- S(D);
- Threat
- DUALS(4)
- Vars
- R(b);XB(A)::QAB(J)
- R(b);XP(B)::QAB(J)
- R(e);XP(C)::QAR(J)
- S(d);::QAB(J)
- Refutation
- R(b);
- Try
- S(D);
- Threat
- DUALS(6)
- Vars
- R(b);XB(A)::QAB(J)
- R(b);XP(B)::QAB(J)
- R(e);XP(C)::QAR(J)
- R(b);::QAB(J)
- Refutation
- S(d);XS(D)
- Try
- S(D);
- Threat
- DUALS(5)
- Vars
- R(b);XB(A)::QAB(J)
- R(b);XP(B)::QAB(J)
- R(b);::QAB(J)
- Refutation
- R(e);XP(C)
- Try
- S(D);
- Threat
- DUALS(4)
- Vars
- R(b);XP(B)::QAB(J)
- R(e);XP(C)::QAR(J)
- R(b);::QAB(J)
- S(d);::QAB(J)
- P(c);::QAR1(J)
- Refutation
- R(b);XB(A)
- Try
- S(D);
- Threat
- DUALS(4)
- Vars
- R(b);XB(A)::QAB(J)
- R(e);XP(C)::QAR(J)
- R(b);::QAB(J)
- Refutation
- R(b);XP(B)
- Try
- Actual
- B(I);
- Threat
- DUALS(4)
- Vars
- R(b);XB(A)::QAB(J)
- R(b);XP(B)::QAB(J)
- R(e);XP(C)::QAR(J)
- R(b);::QAB(J)
- P(c);::QAB(J)
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).