MESON Chess Problem Database
Problem Display
PID: 243396 (2K5/1P6/2p1p2p/2Pp2PQ/RN1b1knN/4RPpB/5np1/6B1 w - - 0 1)
Bata, Lorinc
Nepszava, 1943
#2
12 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Sxd5#
- 1...Bb2
- 2.Sxd5#
- 1...Bc3
- 2.Sxd5#
- 1...Bxe3
- 2.Sd3#
- 1...Bxc5
- 2.Sxd5#
- 1...Be5
- 2.Sxd5#
- 1...Bf6
- 2.Sxd5#
- 1...Bg7
- 2.Sxd5#
- 1...Bh8
- 2.Sxd5#
- 1...Sd1
- 2.Sd3#
- 2.Qxg4#
- 1...Sh1
- 2.Sd3#
- 2.Qxg4#
- 1...Sd3
- 2.Sxd3#
- 2.Qxg4#
- 1...Sxh3
- 2.Sd3#
- 2.Qxg4#
- 1...Se4
- 2.Sd3#
- 1...Sh2
- 2.Sxg2#
- 1...Sxe3
- 2.Sg6#
- 1...Se5
- 2.Sxg2#
- 1...Sf6
- 2.Sxg2#
- 1...Ba1
- Tries
- 1.Sd3+?
- 1...Sxd3
- 2.Rxd4#
- 2.Qxg4#
- 1...Kxe3!
- 1...Sxd3
- 1.Bxf2?
- threat
- 2.Sd3#
- 2.Qxg4#
- 1...Bxe3
- 2.Sd3#
- 1...Sxf2
- 2.Sxg2#
- 1...Sxe3
- 2.Sd3#
- 2.Sg6#
- 1...Sh2
- 2.Sd3#
- 2.Sxg2#
- 2.Sg6#
- 1...Se5
- 2.Sxg2#
- 1...Sf6
- 2.Sd3#
- 2.Sxg2#
- 2.Sg6#
- 1...gxf2!
- threat
- 1.Bxg4?
- threat
- 2.Sxg2#
- 1...Bxe3
- 2.Sd3#
- 2.Sg6#
- 1...Sxg4
- 2.Sd3#
- 2.Qxg4#
- 1...Se4
- 2.Sd3#
- 2.Sg6#
- 1...Kxe3!
- threat
- 1.Re4+?
- 1...Sxe4
- 2.Sd3#
- 1...dxe4!
- 1...Sxe4
- 1.Rxe6?
- 1...Bxc5
- 2.Sd3#
- 2.Sxd5#
- 1...Sxh3
- 2.Sd3#
- 2.Qxg4#
- 1...Be5
- 2.Sxd5#
- 1...Se5
- 2.Sxg2#
- 1...Ba1
- 2.Sd3#
- 2.Sxd5#
- 1...Bb2
- 2.Sd3#
- 2.Sxd5#
- 1...Bc3
- 2.Sd3#
- 2.Sxd5#
- 1...Be3
- 2.Sd3#
- 2.Sxd5#
- 1...Bf6
- 2.Sd3#
- 2.Sxd5#
- 1...Bg7
- 2.Sd3#
- 2.Sxd5#
- 1...Bh8
- 2.Sd3#
- 2.Sxd5#
- 1...Sd1
- 2.Sd3#
- 2.Qxg4#
- 1...Sh1
- 2.Sd3#
- 2.Qxg4#
- 1...Sd3
- 2.Sxd3#
- 2.Qxg4#
- 1...Se4
- 2.Sd3#
- 2.Qxg4#
- 1...Sh2
- 2.Sxg2#
- 2.Sg6#
- 1...Se3
- 2.Sg6#
- 1...Sf6
- 2.Sxg2#
- 2.Sg6#
- 1...hxg5!
- 1...Bxc5
- 1.fxg4?
- threat
- 2.Sxg2#
- 1...Bxe3
- 2.Sd3#
- 1...Sxg4
- 2.Sd3#
- 2.Qxg4#
- 1...Se4
- 2.Sd3#
- 2.Sg6#
- 1...Kxe3!
- threat
- 1.gxh6?
- threat
- 2.Sxg2#
- 1...Bxe3
- 2.Sd3#
- 2.Sxd5#
- 1...Sxe3
- 2.Sg6#
- 1...Kxe3!
- threat
- 1.Sd3+?
- Keys
- 1.Re5!
- 1...Kxe5
- 2.b8Q#
- 2.b8B#
- 1...Bxc5
- 2.Sd3#
- 1...Bxe5
- 2.Sxd5#
- 1...Sxh3
- 2.Sd3#
- 1...Sxe5
- 2.Sxg2#
- 1...hxg5
- 2.Qxg5#
- 1...Ba1
- 2.Sd3#
- 1...Bb2
- 2.Sd3#
- 1...Bc3
- 2.Sd3#
- 1...Be3
- 2.Sd3#
- 1...Sd1
- 2.Sd3#
- 1...Sh1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Se4
- 2.Sd3#
- 1...Sh2
- 2.Sg6#
- 1...Se3
- 2.Sg6#
- 1...Sf6
- 2.Sg6#
- 1...Kxe5
- 1.Re5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 5
- REMOVED MATES = 3
- Sets
- B(d);::R(E)+S(F),DCHECK,XP(g)
- B(d);SBLOCK,XR(B)::R(E)+S(F),DCHECK
- B(d);XP(H)::R(E)+S(F),DCHECK,XP(g)
- S(a);N_GUARD::S(F)
- S(f);::S(G),XP(b)
- S(f);SBLOCK,XR(B)::S(G)
- Tries
- Try
- S(F);CHECK,P_PINB(d)
- Refutation
- K(e);N_SPINB(d),P_SPINS(a),S_FLIGHT,XR(B)
- Try
- B(A);XS(a)
- Threat
- DUALS(2)
- Vars
- B(d);XR(B)::R(E)+S(F),DCHECK
- S(f);XB(A)::S(G),XP(b)
- S(f);::S(G),XP(b)
- Refutation
- P(c);XB(A)
- Try
- B(D);XS(f)
- Threat
- S(G),XP(b)
- Refutation
- K(e);P_SPINS(a),S_FLIGHT,XR(B)
- Try
- R(B);CHECK
- Vars
- S(a);XR(B)::S(F)
- Refutation
- P(g);XR(B)
- Try
- R(B);XP(i)
- Vars
- B(d);::R(E)+S(F),DCHECK,XP(g)
- S(f);::S(G),XP(b)
- S(f);::S(G)
- Refutation
- P(j);XP(I)
- Try
- P(C);XS(f)
- Threat
- S(G),XP(b)
- Vars
- B(d);SBLOCK,XR(B)::R(E)+S(F),DCHECK
- Refutation
- K(e);P_SPINS(a),S_FLIGHT,XR(B)
- Try
- P(I);XP(j)
- Threat
- S(G),XP(b)
- Vars
- S(f);SBLOCK,XR(B)::S(G)
- Refutation
- K(e);P_SPINS(a),S_FLIGHT,XR(B)
- Try
- Actual
- R(B);
- Vars
- K(e);S_FLIGHT,XR(B)::P=Q
- B(d);XP(H)::R(E)+S(F),DCHECK
- B(d);SBLOCK,XR(B)::R(E)+S(F),DCHECK,XP(g)
- S(a);N_GUARD,XB(D)::S(F)
- S(f);SBLOCK,XR(B)::S(G),XP(b)
- P(j);OGATE,XP(I)::QAB1(J),XP(j)
- B(d);::R(E)+S(F),DCHECK
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- S(f);::S(G)
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).