MESON Chess Problem Database
Problem Display
PID: 222380 (3r3n/4Q3/4P1p1/4kpP1/1N3p2/B1P2Ppp/4K1bP/4R3 w - - 0 1)
Chocolous, Jiri
Oesterreichische Lesehalle, 1884
#2
10 + 9
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Kxd1#
- 1...Rd2+
- 2.Kxd2#
- 1...Rd3
- 2.Kxd3#
- 1...Rd5
- 2.Sc6#
- 1...Rd6
- 2.Qf6#
- 1...Rd7
- 2.exd7#
- 1...Ra8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rb8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rc8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Re8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rf8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rg8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Bf1+
- 2.Kxf1#
- 1...Bh1
- 2.Kf1#
- 1...Bxf3+
- 2.Kxf3#
- 1...Sf7
- 2.exf7#
- 1...gxh2
- 2.Kf2#
- 1...Rd1
- Tries
- 1.Bc1?
- 1...Rd2+
- 2.Kxd2#
- 1...Bf1+
- 2.Kxf1#
- 1...Bxf3+
- 2.Kxf3#
- 1...gxh2
- 2.Kf2#
- 1...Rd1
- 2.Kxd1#
- 1...Rd3
- 2.Kxd3#
- 1...Rd5
- 2.Sc6#
- 1...Rd6
- 2.Qf6#
- 1...Rd7
- 2.exd7#
- 1...Ra8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rb8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rc8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Re8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rf8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Rg8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 1...Bh1
- 2.Kf1#
- 1...Sf7
- 2.exf7#
- 1...Rd4!
- 1...Rd2+
- 1.Qc5+?
- 1...Rd5
- 2.Qxd5#
- 1...Kxe6!
- 1...Rd5
- 1.Qxd8?
- threat
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.Qd5#
- 1...Bf1+
- 2.Kxf1#
- 1...Bxf3+
- 2.Kxf3#
- 1...Kxe6!
- threat
- 1.Qd7?
- threat
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.Sd3#
- 2.Sc6#
- 1...Bf1+
- 2.Kxf1#
- 1...Bxf3+
- 2.Kxf3#
- 1...Rc8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.Sd3#
- 2.Qd5#
- 1...Rxd7!
- threat
- 1.Bc1?
- Keys
- 1.Bb2!
- 1...Rd2+
- 2.Kxd2#
- 1...Bf1+
- 2.Kxf1#
- 1...Bxf3+
- 2.Kxf3#
- 1...gxh2
- 2.Kf2#
- 1...Rd1
- 2.Kxd1#
- 1...Rd3
- 2.Kxd3#
- 1...Rd4
- 2.cxd4#
- 1...Rd5
- 2.Sc6#
- 1...Rd6
- 2.Qf6#
- 1...Rd7
- 2.exd7#
- 1...Ra8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.c4#
- 1...Rb8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.c4#
- 1...Rc8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.c4#
- 1...Re8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.c4#
- 1...Rf8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.c4#
- 1...Rg8
- 2.Kd1#
- 2.Kd2#
- 2.Kd3#
- 2.c4#
- 1...Bh1
- 2.Kf1#
- 1...Sf7
- 2.exf7#
- 1...Rd2+
- 1.Bb2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(h);::R(A)+K(B),XR(h)
- R(h);CHECK::R(A)+K(B),XR(h)
- R(h);SBLOCK::S(G)
- R(h);SBLOCK::QAB1(J)
- R(h);OGATE::QAR(J)+P(I),XR(h)
- B(a);CHECK::R(A)+K(B),XB(a)
- B(a);::R(A)+K(B)
- B(a);CHECK,XP(F)::R(A)+K(B),XB(a)
- S(i);OGATE::QAR(J)+P(I),XS(i)
- P(b);XP(C)::R(A)+K(B)
- Tries
- Try
- B(D);
- Vars
- R(h);CHECK::R(A)+K(B),XR(h)
- B(a);CHECK::R(A)+K(B),XB(a)
- B(a);CHECK,XP(F)::R(A)+K(B),XB(a)
- P(b);XP(C)::R(A)+K(B)
- R(h);::R(A)+K(B),XR(h)
- R(h);SBLOCK::S(G)
- R(h);SBLOCK::QAB1(J)
- R(h);OGATE::QAR(J)+P(I),XR(h)
- B(a);::R(A)+K(B)
- S(i);OGATE::QAR(J)+P(I),XS(i)
- Refutation
- R(h);
- Try
- Q(J);CHECK
- Vars
- R(h);N_GUARD,P_SPINR(h)::QAR1(J),XR(h)
- Refutation
- K(e);P-FLIGHT,XP(I)
- Try
- Q(J);XR(h)
- Threat
- DUALS(4)
- Vars
- B(a);CHECK::R(A)+K(B),XB(a)
- B(a);CHECK,XP(F)::R(A)+K(B),XB(a)
- Refutation
- K(e);P-FLIGHT,XP(I)
- Try
- Q(J);
- Threat
- DUALS(5)
- Vars
- B(a);CHECK::R(A)+K(B),XB(a)
- B(a);CHECK,XP(F)::R(A)+K(B),XB(a)
- Refutation
- R(h);XQ(J)
- Try
- Actual
- B(D);
- Vars
- R(h);CHECK::R(A)+K(B),XR(h)
- B(a);CHECK::R(A)+K(B),XB(a)
- B(a);CHECK,XP(F)::R(A)+K(B),XB(a)
- P(b);XP(C)::R(A)+K(B)
- R(h);::R(A)+K(B),XR(h)
- R(h);OGATE::P(E),XR(h)
- R(h);SBLOCK::S(G)
- R(h);SBLOCK::QAB1(J)
- R(h);OGATE::QAR(J)+P(I),XR(h)
- B(a);::R(A)+K(B)
- S(i);OGATE::QAR(J)+P(I),XS(i)
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).