MESON Chess Problem Database
Problem Display
PID: 238873 (K1R1R3/2b3pq/2Q5/3P4/P2kbN2/6rr/3P1PB1/4N1n1 w - - 0 1)
Paslack, Rainer
idee & form, 1994
#2
11 + 8
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qg8
- 2.Rxe4#
- 1...Qh4
- 2.Rxe4#
- 1...Qh5
- 2.Rxe4#
- 1...Qh6
- 2.Rxe4#
- 1...Qh8
- 2.Rxe4#
- 1...Rd3
- 2.Sc2#
- 1...Rg6
- 2.Rxe4#
- 1...Bd3
- 2.Qc3#
- 1...Bf3
- 2.Qc3#
- 1...Bxd5
- 2.Qxd5#
- 1...Bxf4
- 2.Qc4#
- 2.Qc5#
- 1...Ba5
- 2.Qc4#
- 2.Qc5#
- 1...Be5
- 2.Se6#
- 2.Qc4#
- 2.Qc5#
- 2.Qb6#
- 1...Bb6
- 2.Qc4#
- 2.Qxb6#
- 1...Bd6
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 2.Qc5#
- 2.Qb6#
- 1...Bd8
- 2.Qc4#
- 2.Qc5#
- 1...Se2
- 2.Sxe2#
- 1...Sf3
- 2.Se2#
- 2.Qc3#
- 1...g6
- 2.Rxe4#
- 1...Qg8
- Tries
- 1.Sed3?
- threat
- 2.Qc3#
- 2.Qc5#
- 1...Bxd3
- 2.Qc3#
- 1...Bxd5
- 2.Qxd5#
- 1...Bxf4
- 2.Qc4#
- 1...Ba5
- 2.Qc4#
- 2.Qc5#
- 1...Bb6
- 2.Qc3#
- 2.Qc4#
- 2.Qxb6#
- 1...Bd6
- 2.Qc3#
- 2.Qc4#
- 1...Se2
- 2.Qc5#
- 1...Rxd3!
- threat
- 1.Sf3+?
- 1...Bxf3
- 2.Qc3#
- 1...Sxf3
- 2.Qc3#
- 1...Rxf3!
- 1...Bxf3
- 1.Bf1?
- threat
- 2.Qc4#
- 1...Bxd5
- 2.Qxd5#
- 1...Rd3
- 2.Sc2#
- 1...Bd3
- 2.Qc3#
- 1...Se2
- 2.Sxe2#
- 1...Rc3!
- threat
- 1.Bf3?
- threat
- 2.Qc3#
- 1...Bxd5
- 2.Qxd5#
- 1...Bxf4
- 2.Qc4#
- 2.Qc5#
- 1...Ba5
- 2.Qc4#
- 2.Qc5#
- 1...Se2
- 2.Sxe2#
- 1...Rxf3!
- threat
- 1.Rxc7?
- threat
- 2.Qc4#
- 2.Qc5#
- 2.Qb6#
- 1...Bxd5
- 2.Qxd5#
- 1...Qg6
- 2.Qc4#
- 2.Qc5#
- 1...Qh6
- 2.Rxe4#
- 2.Qc4#
- 2.Qc5#
- 1...Rb3
- 2.Qc4#
- 2.Qc5#
- 1...Rg6
- 2.Rxe4#
- 2.Qc4#
- 2.Qc5#
- 1...Rh6
- 2.Qc4#
- 2.Qc5#
- 1...Bd3
- 2.Qc3#
- 2.Qc5#
- 2.Qb6#
- 1...Rc3!
- threat
- 1.Qb6+?
- 1...Kc4
- 2.Rxc7#
- 1...Bxb6!
- 1...Kc4
- 1.Qxc7?
- threat
- 2.Qe5#
- 2.Qb6#
- 2.Qc4#
- 2.Qc5#
- 2.Qa7#
- 1...Rc3
- 2.Qe5#
- 1...Qf5
- 2.Qb6#
- 2.Qc4#
- 2.Qc5#
- 2.Qa7#
- 1...Qg6
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Qh5
- 2.Rxe4#
- 2.Qb6#
- 2.Qc4#
- 2.Qc5#
- 2.Qa7#
- 1...Qh6
- 2.Rxe4#
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Rb3
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Rg5
- 2.Qb6#
- 2.Qc4#
- 2.Qc5#
- 2.Qa7#
- 1...Rg6
- 2.Rxe4#
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Rh5
- 2.Qb6#
- 2.Qc4#
- 2.Qc5#
- 2.Qa7#
- 1...Rh6
- 2.Qe5#
- 2.Qc4#
- 2.Qc5#
- 1...Bd3
- 2.Se6#
- 2.Qe5#
- 2.Qb6#
- 2.Qc3#
- 2.Qc5#
- 2.Qa7#
- 1...Sf3
- 2.Qb6#
- 2.Qc3#
- 2.Qc4#
- 2.Qc5#
- 2.Qa7#
- 1...g5
- 2.Qe5#
- 2.Qb6#
- 2.Qc4#
- 2.Qc5#
- 1...g6
- 2.Rxe4#
- 2.Qe5#
- 2.Qb6#
- 2.Qc4#
- 2.Qc5#
- 1...Bxd5+!
- threat
- 1.d3?
- threat
- 2.Sc2#
- 2.Qc4#
- 1...Rxd3
- 2.Sc2#
- 1...Bxd5
- 2.Sc2#
- 1...Bxf4
- 2.Qc4#
- 2.Qc5#
- 1...Bxd3!
- threat
- 1.fxg3?
- threat
- 2.Qc3#
- 1...Bxd5
- 2.Qxd5#
- 1...Bxf4
- 2.Qc4#
- 2.Qc5#
- 1...Ba5
- 2.Qc4#
- 2.Qc5#
- 1...Se2
- 2.Sxe2#
- 1...Rxg3!
- threat
- 1.f3?
- threat
- 2.Qc3#
- 1...Bxd5
- 2.Qxd5#
- 1...Bxf4
- 2.Qc4#
- 2.Qc5#
- 1...Ba5
- 2.Qc4#
- 2.Qc5#
- 1...Se2
- 2.Sxe2#
- 1...Rxf3!
- threat
- 1.Sed3?
- Keys
- 1.Sfd3!
- threat
- 2.Qc5#
- 1...Rxd3
- 2.Sc2#
- 1...Bxd3
- 2.Qc3#
- 1...Bxd5
- 2.Qxd5#
- 1...Bb6
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- threat
- 1.Sfd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 9
- Sets
- Q(h);N_GUARD::R1(K),XB(e)
- R(b);S_CUTB(e)::S(A)
- R(b);S_CUTQ(h)::R1(K),XB(e)
- B(e);S_CUTR(b)::QAB1(H)
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- B(f);::QAR1(H)
- S(a);N_GUARD::S(F),XS(a)
- P(g);S_CUTQ(h)::R1(K),XB(e)
- Tries
- Try
- S(A);
- Threat
- DUALS(2)
- Vars
- B(e);XS(A)::QAB1(H)
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- B(f);XS(F)::QAR1(H)
- S(a);::QAB1(H)
- Refutation
- R(b);XS(A)
- Try
- S(A);CHECK
- Vars
- B(e);XS(A)::QAB1(H)
- S(a);XS(A)::QAB1(H)
- Refutation
- R(b);XS(A)
- Try
- B(D);
- Threat
- QAR1(H)
- Vars
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- R(b);S_CUTB(e)::S(A)
- B(e);S_CUTR(b)::QAB1(H)
- S(a);N_GUARD::S(F),XS(a)
- Refutation
- R(b);
- Try
- B(D);
- Threat
- QAB1(H)
- Vars
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- S(a);N_GUARD::S(F),XS(a)
- Refutation
- R(b);XB(D)
- Try
- R(J);XB(f)
- Threat
- DUALS(3)
- Vars
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- Refutation
- R(b);
- Try
- Q(H);CHECK,P_SPINP(G)
- Vars
- K(d);P-FLIGHT,P_SPINB(f)::R(J),XB(f)
- Refutation
- B(f);XQ(H)
- Try
- Q(H);P_SPINP(G),XB(f)
- Threat
- DUALS(5)
- Vars
- R(b);::QAB1(H)
- Refutation
- B(e);CHECK,XP(G)
- Try
- P(B);
- Threat
- DUALS(2)
- Vars
- R(b);XP(B)::S(A)
- B(e);P_PINQ(H),XP(G)::S(A)
- Refutation
- B(e);XP(B)
- Try
- P(C);XR(b)
- Threat
- QAB1(H)
- Vars
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- S(a);N_GUARD::S(F),XS(a)
- Refutation
- R(c);XP(C)
- Try
- P(C);
- Threat
- QAB1(H)
- Vars
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- S(a);N_GUARD::S(F),XS(a)
- Refutation
- R(b);XP(C)
- Try
- Actual
- S(F);
- Threat
- QAB1(H)
- Vars
- R(b);SBLOCK,XS(F)::S(A)
- B(e);XS(F)::QAB1(H)
- B(e);OGATE,P_PINQ(H),XP(G)::QAR1(H),XB(e)
- B(f);::QAR1(H)
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).