MESON Chess Problem Database
Problem Display
PID: 47151 (2Q4K/q1p1Bb1p/r1R1N3/b2pkp2/4P1p1/8/3PNn2/5r1B w - - 0 1)
Nedashkovski, Mikhail Petrovich
Problem Paradise, 2002
#2
9 + 12
SOLUTION
- SOUND
- Sets
- 1...Qb8
- 2.d4#
- 1...Qb7
- 2.d4#
- 1...Qa8
- 2.d4#
- 1...Rb6
- 2.d4#
- 1...Bxe6
- 2.Qxe6#
- 1...Qb8
- Tries
- 1.Sc5?
- threat
- 2.Sd7#
- 2.Bf6#
- 2.Qxf5#
- 2.d4#
- 1...Qxc5
- 2.Bf6#
- 2.Qxf5#
- 1...Rxh1
- 2.Bf6#
- 2.Qxf5#
- 2.d4#
- 1...Rxc6
- 2.Qxf5#
- 2.d4#
- 1...Bxd2
- 2.Sd7#
- 2.Bf6#
- 2.Qxf5#
- 1...Sxh1
- 2.Bf6#
- 2.d4#
- 1...Sxe4
- 2.Sd3#
- 2.Sd7#
- 2.d4#
- 1...fxe4
- 2.Bf6#
- 1...Qb8
- 2.Sd7#
- 2.Bf6#
- 2.d4#
- 1...Qa8
- 2.Sd7#
- 2.Bf6#
- 2.d4#
- 1...Rd1
- 2.Sd7#
- 2.Bf6#
- 2.Qxf5#
- 1...Bc3
- 2.Sd7#
- 2.Bf6#
- 2.Qxf5#
- 1...Be6
- 2.Qxe6#
- 2.d4#
- 1...Bg6
- 2.Sd7#
- 2.Bf6#
- 2.Qe6#
- 2.d4#
- 1...Be8
- 2.Bf6#
- 2.Qxf5#
- 2.Qe6#
- 2.d4#
- 1...Sd1
- 2.Sd3#
- 2.Sd7#
- 2.Bf6#
- 2.d4#
- 1...Sd3
- 2.Sxd3#
- 2.Sd7#
- 2.Bf6#
- 1...Sh3
- 2.Sd3#
- 2.Sd7#
- 2.Bf6#
- 2.d4#
- 1...d4
- 2.Sd7#
- 2.Bf6#
- 2.Qxf5#
- 1...f4
- 2.Sd7#
- 2.Bf6#
- 2.Qf5#
- 2.d4#
- 1...dxe4!
- threat
- 1.Sg5?
- threat
- 2.Sxf7#
- 2.Bf6#
- 2.Qxf5#
- 1...Rxh1
- 2.Bf6#
- 2.Qxf5#
- 1...Rxc6
- 2.Sxf7#
- 2.Qxf5#
- 1...Sxh1
- 2.Bf6#
- 1...Sxe4
- 2.Sxf7#
- 1...fxe4
- 2.Sxf7#
- 2.Bf6#
- 1...Qb8
- 2.Sxf7#
- 2.Bf6#
- 2.d4#
- 1...Qa8
- 2.Sxf7#
- 2.Bf6#
- 2.d4#
- 1...Bh5
- 2.Bf6#
- 2.Qxf5#
- 2.Qe6#
- 1...Be6
- 2.Qxe6#
- 1...Bg6
- 2.Bf6#
- 2.Qe6#
- 1...Be8
- 2.Bf6#
- 2.Qxf5#
- 2.Qe6#
- 1...Bg8
- 2.Bf6#
- 2.Qxf5#
- 1...Sd1
- 2.Sxf7#
- 2.Bf6#
- 1...Sd3
- 2.Sxf7#
- 2.Bf6#
- 1...Sh3
- 2.Sxf7#
- 2.Bf6#
- 1...f4
- 2.Sxf7#
- 2.Bf6#
- 2.Qf5#
- 1...dxe4!
- threat
- 1.Qxc7+?
- 1...Qxc7
- 2.d4#
- 1...Bxc7!
- 1...Qxc7
- 1.Sc5?
- Keys
- 1.S6f4!
- threat
- 2.Bf6#
- 2.Qxf5#
- 1...Rxh1
- 2.Qxf5#
- 1...Rxc6
- 2.Qxf5#
- 1...Sxh1
- 2.Qxf5#
- 1...Sxe4
- 2.Sd3#
- 1...dxe4
- 2.Bf6#
- 1...fxe4
- 2.Bf6#
- 1...Qb8
- 2.Bf6#
- 2.d4#
- 1...Qa8
- 2.Bf6#
- 2.d4#
- 1...Be6
- 2.Qxe6#
- 1...Bg6
- 2.Bf6#
- 2.Qe6#
- threat
- 1.S6f4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 4
- Sets
- Q(i);N_GUARD,P_PINQ(H)::P(B)
- Q(i);N_GUARD::P(B)
- R(h);S_CUTQ(i)::P(B)
- B(k);OGATE,XS(F)::QAR1(H),XB(k)
- Tries
- Try
- S(F);
- Threat
- DUALS(4)
- Vars
- P(g);XP(D)::B(G)
- Refutation
- P(e);XP(D)
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- S(b);XB(A)::B(G)
- S(b);XP(D)::S(F),XB(k)
- B(k);N_GUARD::QAR1(H),XB(k)
- Refutation
- P(e);XP(D)
- Try
- Q(H);CHECK,XP(j)
- Vars
- Q(i);XQ(H)::P(B)
- Refutation
- B(d);XQ(H)
- Try
- Actual
- S(F);
- Threat
- DUALS(2)
- Vars
- R(a);XB(A)::QAR1(H),XP(g)
- R(h);XR(E)::QAR1(H),XP(g)
- S(b);XB(A)::QAR1(H),XP(g)
- S(b);N_GUARD,XP(D)::S(F)
- P(e);XP(D)::B(G)
- P(g);XP(D)::B(G)
- B(k);N_GUARD::QAR1(H),XB(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).