MESON Chess Problem Database
Problem Display
PID: 16830 (3R4/2BnN2B/Q5r1/1n4P1/5PR1/2PPkN2/2b1p1P1/4K3 w - - 0 1)
Pedersen, Eigil Palle
2nd Place, Skakbladet, 1943
#2
13 + 6
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
SOLUTION
- SOUND
- Sets
- 1...Rxa6
- 2.Sd5#
- 1...Rb6
- 2.Sd5#
- 1...Rc6
- 2.Sd5#
- 1...Re6
- 2.Sd5#
- 1...Rf6
- 2.Sd5#
- 1...Rh6
- 2.Sd5#
- 1...Rg7
- 2.Sd5#
- 1...Rg8
- 2.Sd5#
- 1...Sa3
- 2.Sd5#
- 2.Sf5#
- 1...Sxc3
- 2.Sf5#
- 1...Sd4
- 2.Sd5#
- 1...Sd6
- 2.Sd5#
- 1...Sa7
- 2.Sd5#
- 2.Sf5#
- 1...Sxc7
- 2.Sf5#
- 1...Sc5
- 2.Sf5#
- 1...Se5
- 2.Sf5#
- 1...Sb6
- 2.Sf5#
- 1...Sf6
- 2.Sf5#
- 1...Sb8
- 2.Sf5#
- 1...Sf8
- 2.Sf5#
- 1...Rxa6
- Tries
- 1.Se5?
- threat
- 2.Sd5#
- 2.Sf5#
- 1...Rxg5
- 2.Sc4#
- 2.Sd5#
- 1...Sxc3
- 2.Sf5#
- 1...Sxc7
- 2.Sf5#
- 1...Sxe5
- 2.Sf5#
- 1...Rd6
- 2.Sc4#
- 2.Sf5#
- 1...Rf6
- 2.Sc4#
- 2.Sd5#
- 1...Bb3
- 2.Sf5#
- 1...Sd4
- 2.Sd5#
- 1...Sd6
- 2.Sd5#
- 1...Sb6
- 2.Sf5#
- 1...Sf6
- 2.Sc4#
- 2.Sf5#
- 1...Bxd3!
- threat
- 1.Bb6+?
- 1...Rxb6
- 2.Sd5#
- 1...Sd4
- 2.Sd5#
- 2.Sf5#
- 2.Bxd4#
- 1...Sc5
- 2.Sf5#
- 1...Sxb6
- 2.Sf5#
- 1...Kxd3!
- 1...Rxb6
- 1.Bxg6?
- threat
- 2.Sd5#
- 1...Sxc3
- 2.Sf5#
- 1...Sxc7
- 2.Sf5#
- 1...Sb6
- 2.Sf5#
- 1...Sf6
- 2.Sf5#
- 1...Bb3!
- threat
- 1.Qb6+?
- 1...Rxb6
- 2.Sd5#
- 1...Sd4
- 2.Qxd4#
- 1...Sc5
- 2.Sf5#
- 1...Sxb6
- 2.Sf5#
- 1...Kxd3!
- 1...Rxb6
- 1.Qe6+?
- 1...Rxe6
- 2.Sd5#
- 1...Se5
- 2.Sf5#
- 2.Qxe5#
- 1...Kxd3!
- 1...Rxe6
- 1.Qxg6?
- threat
- 2.Sd5#
- 2.Qe4#
- 1...Bxd3
- 2.Sd5#
- 2.Qxd3#
- 1...Sxc7
- 2.Qe4#
- 1...Bb3
- 2.Qe4#
- 1...Sd6
- 2.Sd5#
- 1...Sc5
- 2.Sd5#
- 2.Sf5#
- 1...Sb6
- 2.Sf5#
- 2.Qe4#
- 2.Qe6#
- 1...Sf6
- 2.Sf5#
- 1...Sxc3!
- threat
- 1.Se5?
- Keys
- 1.Sd2!
- threat
- 2.Rg3#
- 1...Kxd3
- 2.Rg3#
- 1...Rxg5
- 2.Sc4#
- 1...Sxc3
- 2.Sf5#
- 1...Sxc7
- 2.Sf5#
- 1...Rd6
- 2.Sc4#
- 1...Sd4
- 2.Sd5#
- 1...Sd6
- 2.Sd5#
- 1...Se5
- 2.Sf5#
- threat
- 1.Sd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 13
- Sets
- R(e);XQ(I)::S(K)
- R(e);::S(K)
- S(d);XP(C)::S(K)
- S(d);::S(K)
- S(d);XB(J)::S(K)
- S(f);::S(K)
- Tries
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- S(d);XP(C)::S(K)
- S(d);XB(J)::S(K)
- S(f);XS(E)::S(K)
- B(a);::S(K)
- S(d);::S(K)
- S(f);::S(K)
- Refutation
- B(a);XP(D)
- Try
- B(J);CHECK
- Vars
- R(e);XB(J)::S(K)
- S(f);P_SPINS(f)::S(K)
- S(f);XB(J)::S(K)
- Refutation
- K(c);P-FLIGHT,P_SPINR(e),P_SPINS(d),XP(D)
- Try
- B(L);XR(e)
- Threat
- S(K)
- Vars
- S(d);XP(C)::S(K)
- S(d);XB(J)::S(K)
- S(f);::S(K)
- Refutation
- B(a);
- Try
- Q(I);CHECK
- Vars
- R(e);XQ(I)::S(K)
- S(d);N_GUARD,P_SPINS(d)::QAB1(I),XS(d)
- S(f);P_SPINS(f)::S(K)
- S(f);XQ(I)::S(K)
- Refutation
- K(c);P-FLIGHT,P_SPINR(e),P_SPINS(f),XP(D)
- Try
- Q(I);CHECK
- Vars
- R(e);XQ(I)::S(K)
- Refutation
- K(c);P-FLIGHT,P_SPINR(e),P_SPINS(f),XP(D)
- Try
- Q(I);XR(e)
- Threat
- DUALS(2)
- Vars
- S(d);XB(J)::QAR1(I)
- B(a);::QAR1(I)
- S(d);::S(K)
- S(f);::S(K)
- Refutation
- S(d);XP(C)
- Try
- Actual
- S(E);
- Threat
- R(G)
- Vars
- K(c);P-FLIGHT,P_SPINR(e),P_SPINS(d),XP(D)::R(G)
- R(e);XP(H)::S(E)
- S(d);XP(C)::S(K)
- S(d);XB(J)::S(K)
- R(e);::S(E)
- S(d);::S(K)
- S(f);::S(K)
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).