MESON Chess Problem Database
Problem Display
PID: 259605 (n7/2p2K2/1R2Pp1N/1N1bkPp1/r3Prpn/p7/4R3/2B3Q1 w - - 0 1)
Crisan, Vlaicu
Buletin Problemistic, 1993
#2
10 + 11
| 15601 | Albrecht-Leiss-Degener Collection | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Qxd4#
- 1...Raxe4
- 2.Qd4#
- 1...Ra5
- 2.Qd4#
- 1...Ra6
- 2.Qd4#
- 1...Ra7
- 2.Qd4#
- 1...Rf1
- 2.Sxg4#
- 1...Rf2
- 2.Sxg4#
- 1...Rf3
- 2.Sxg4#
- 1...Rfxe4
- 2.Qg3#
- 1...Rxf5
- 2.Sxg4#
- 1...Bc4
- 2.Qd4#
- 1...Bxe4
- 2.Qc5#
- 1...Bxe6+
- 2.Rxe6#
- 1...Rd4
- Tries
- 1.Kg7?
- threat
- 2.Sf7#
- 1...Raxe4
- 2.Qd4#
- 1...Rfxe4
- 2.Qg3#
- 1...Bxe4
- 2.Qc5#
- 1...Bxe6
- 2.Rxe6#
- 1...Sxf5+!
- threat
- 1.Ke8?
- threat
- 2.Sf7#
- 1...Raxe4
- 2.Qd4#
- 1...Rfxe4
- 2.Qg3#
- 1...Bxe4
- 2.Qc5#
- 1...Bxe6
- 2.Rxe6#
- 1...Bc6+!
- threat
- 1.Kf8?
- threat
- 2.Sf7#
- 1...Raxe4
- 2.Qd4#
- 1...Rfxe4
- 2.Qg3#
- 1...Bxe4
- 2.Qc5#
- 1...Bxe6
- 2.Rxe6#
- 1...Sg6+!
- threat
- 1.Bb2+?
- 1...Rd4
- 2.Bxd4#
- 2.Qxd4#
- 1...axb2!
- 1...Rd4
- 1.Bxf4+?
- 1...gxf4
- 2.Sxg4#
- 1...Kxf4!
- 1...gxf4
- 1.Qc5?
- threat
- 2.Qxd5#
- 1...Raxe4
- 2.Qd4#
- 2.Qc3#
- 1...Sxb6
- 2.Qxc7#
- 1...Rd4
- 2.Qxd4#
- 1...c6
- 2.Qd6#
- 1...Rfxe4!
- threat
- 1.Qg3?
- threat
- 2.Sxg4#
- 1...Bxe6+
- 2.Rxe6#
- 1...Rxe4
- 2.Qc3#
- 1...Bxe4!
- threat
- 1.Kg7?
- Keys
- 1.Kg8!
- threat
- 2.Sf7#
- 1...Bxe6+
- 2.Rxe6#
- 1...Raxe4
- 2.Qd4#
- 1...Rfxe4
- 2.Qg3#
- 1...Bxe4
- 2.Qc5#
- threat
- 1.Kg8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 9
- Sets
- R(b);N_GUARD::QAB1(B),XR(b)
- R(b);N_GUARD,P_SPINR(b),XP(D)::QAB1(B)
- R(b);N_GUARD::QAB1(B)
- R(c);N_GUARD::S(I),XP(d)
- R(c);OGATEB,P_SPINR(c),XP(D)::QAB(B)
- R(c);N_GUARD,XP(F)::S(I),XP(d)
- B(f);S_CUTR(b)::QAB1(B)
- B(f);N_PINP(H),OGATEB,P_SPINB(f),XP(D)::QAR2(B)
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- Tries
- Try
- K(J);N_SPINP(H),P-FLIGHT
- Threat
- S(I)
- Vars
- R(b);N_GUARD,P_SPINR(b),XP(D)::QAB1(B)
- R(c);OGATEB,P_SPINR(c),XP(D)::QAB(B)
- B(f);OGATEB,P_SPINB(f),XP(D)::QAR2(B)
- B(f);OGATE,XP(H)::R1(G),XB(f)
- Refutation
- S(e);CHECK,XP(F)
- Try
- K(J);N_SPINP(H),S_FLIGHT
- Threat
- S(I)
- Vars
- R(b);N_GUARD,P_SPINR(b),XP(D)::QAB1(B)
- R(c);OGATEB,P_SPINR(c),XP(D)::QAB(B)
- B(f);OGATEB,P_SPINB(f),XP(D)::QAR2(B)
- B(f);OGATE,XP(H)::R1(G),XB(f)
- Refutation
- B(f);CHECK
- Try
- K(J);N_SPINP(H),P-FLIGHT
- Threat
- S(I)
- Vars
- R(b);N_GUARD,P_SPINR(b),XP(D)::QAB1(B)
- R(c);OGATEB,P_SPINR(c),XP(D)::QAB(B)
- B(f);OGATEB,P_SPINB(f),XP(D)::QAR2(B)
- B(f);OGATE,XP(H)::R1(G),XB(f)
- Refutation
- S(e);CHECK
- Try
- B(A);CHECK
- Refutation
- P(a);XB(A)
- Try
- B(A);CHECK,XR(c)
- Vars
- P(h);SBLOCK,XB(A)::S(I),XP(d)
- Refutation
- K(g);S_FLIGHT,XB(A)
- Try
- Q(B);P_PINB(f)
- Threat
- QAR1(B),XB(f)
- Vars
- S(k);N_GUARD,XR(G)::QAB(B),XP(j)
- R(b);N_GUARD::QAB1(B),XR(b)
- P(j);N_GUARD::QAB1(B)
- Refutation
- R(c);P_SPINR(c),XP(D)
- Try
- Q(B);P_PINR(c)
- Threat
- S(I),XP(d)
- Vars
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- R(b);N_GUARD,N_SPINR(c),P_SPINR(b),XP(D)::QAB(B)
- Refutation
- B(f);N_PINP(H),P_SPINB(f),XP(D)
- Try
- Actual
- K(J);S_FLIGHT
- Threat
- S(I)
- Vars
- B(f);CHECK,OGATE,XP(H)::R1(G),XB(f)
- R(b);N_GUARD,P_SPINR(b),XP(D)::QAB1(B)
- R(c);OGATEB,P_SPINR(c),XP(D)::QAB(B)
- B(f);N_PINP(H),OGATEB,P_SPINB(f),XP(D)::QAR2(B)
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).