MESON Chess Problem Database
Problem Display
PID: 235716 (1B2R1n1/1N2b2B/5n2/rpPN2p1/3kp3/1QpP3R/2p1p3/3bK3 w - - 0 1)
Shanshin, Valery Yurevich
Pat a Mat, 2015
#2
10 + 12
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bxc5
- 2.Be5#
- 1...Bd8
- 2.Be5#
- 1...Bf8
- 2.Be5#
- 1...exd3
- 2.Rxd3#
- 1...b4
- 2.Qc4#
- 1...Bxc5
- Tries
- 1.Sxc3?
- threat
- 2.Qb4#
- 1...Bxc5
- 2.Be5#
- 1...Ra4
- 2.Sxb5#
- 1...b4
- 2.Qc4#
- 2.Qxb4#
- 1...Sd5!
- threat
- 1.Se3?
- threat
- 2.Sf5#
- 1...Kxd3
- 2.Sxc2#
- 1...exd3
- 2.Qb4#
- 1...Sh6!
- threat
- 1.Sf4?
- threat
- 2.Se6#
- 2.Qb4#
- 1...Bxc5
- 2.Se6#
- 2.Be5#
- 1...Ra4
- 2.Se6#
- 1...Ra6
- 2.Qb4#
- 1...Bd6
- 2.Qb4#
- 1...Sd5
- 2.Se6#
- 2.Qxd5#
- 1...b4
- 2.Se6#
- 2.Qc4#
- 2.Qxb4#
- 1...gxf4!
- threat
- 1.Sb6?
- threat
- 2.Qb4#
- 1...Bxc5
- 2.Be5#
- 1...Sd5
- 2.Qxd5#
- 1...b4
- 2.Qc4#
- 2.Qxb4#
- 1...Ra4!
- threat
- 1.Sxf6?
- threat
- 2.Qd5#
- 2.Qb4#
- 1...Bxc5
- 2.Be5#
- 2.Rxe4#
- 2.Qd5#
- 1...Bxf6
- 2.Rxe4#
- 1...Ra4
- 2.Qd5#
- 1...b4
- 2.Qc4#
- 2.Qd5#
- 2.Qxb4#
- 1...Sxf6!
- threat
- 1.Sxe7?
- threat
- 2.Sf5#
- 2.Sc6#
- 2.Qb4#
- 1...Ra4
- 2.Sf5#
- 2.Sc6#
- 1...Ra6
- 2.Sf5#
- 2.Qb4#
- 1...Sd5
- 2.Sf5#
- 2.Sc6#
- 2.Qxd5#
- 1...Sh6
- 2.Sc6#
- 2.Qb4#
- 1...e3
- 2.Sc6#
- 2.Qb4#
- 1...b4
- 2.Sf5#
- 2.Sc6#
- 2.Qc4#
- 2.Qxb4#
- 1...Sxe7!
- threat
- 1.Bxe4?
- threat
- 2.Qxc3#
- 2.Qb4#
- 1...Bxc5
- 2.Be5#
- 2.Qxc3#
- 1...Sxd5
- 2.Qxd5#
- 1...c1Q
- 2.Qb4#
- 1...c1R
- 2.Qb4#
- 1...Ra3
- 2.Qb4#
- 1...Ra4
- 2.Qxc3#
- 1...b4
- 2.Qc4#
- 2.Qxb4#
- 1...Sxe4!
- threat
- 1.Bxg8?
- threat
- 2.Qxc3#
- 2.Qb4#
- 1...Bxc5
- 2.Be5#
- 2.Qxc3#
- 1...Sxd5
- 2.Qxd5#
- 1...exd3
- 2.Qb4#
- 1...e3
- 2.Qxc3#
- 1...c1Q
- 2.Qb4#
- 1...c1R
- 2.Qb4#
- 1...Ra3
- 2.Qb4#
- 1...Ra4
- 2.Qxc3#
- 1...b4
- 2.Qc4#
- 2.Qxb4#
- 1...Sxg8!
- threat
- 1.Rxe7?
- threat
- 2.Be5#
- 1...Sg4
- 2.Rxe4#
- 1...Sd7
- 2.Rxe4#
- 1...Sxe7!
- threat
- 1.dxe4?
- threat
- 2.Qxc3#
- 2.Qb4#
- 1...Bxc5
- 2.Be5#
- 2.Qxc3#
- 1...Sxd5
- 2.Qxd5#
- 1...Sxh7
- 2.Qb4#
- 1...c1Q
- 2.Qb4#
- 1...c1R
- 2.Qb4#
- 1...Ra3
- 2.Qb4#
- 1...Ra4
- 2.Qxc3#
- 1...b4
- 2.Qxb4#
- 1...Sxe4!
- threat
- 1.Sxc3?
- Keys
- 1.Sc7!
- threat
- 2.Se6#
- 1...Ke5
- 2.Sxb5#
- 1...Ra6
- 2.Sxb5#
- 1...Bd6
- 2.Qb4#
- threat
- 1.Sc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- B(k);XP(E)::B(I)
- B(k);::B(I)
- P(f);OGATE,XP(C)::R1(D),XP(f)
- P(h);N_GUARD::QAR1(B)
- Tries
- Try
- S(F);XP(d)
- Threat
- QAR2(B)
- Vars
- B(k);XP(E)::B(I)
- R(g);N_GUARD::S(F),XP(h)
- Refutation
- S(j);
- Try
- S(F);
- Threat
- S(F)
- Vars
- K(e);P-FLIGHT,P_SPINP(d),XP(C)::R(D)+S(F),XP(b)
- P(f);XP(C)::QAR2(B)
- Refutation
- S(l);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(g);::S(F)
- R(g);::QAR2(B)
- B(k);::QAR2(B)
- Refutation
- P(i);XS(F)
- Try
- S(F);
- Threat
- QAR2(B)
- Vars
- B(k);XP(E)::B(I)
- S(j);N_GUARD::QAR1(B),XS(j)
- Refutation
- R(g);
- Try
- S(F);XS(j)
- Threat
- DUALS(2)
- Vars
- B(k);OGATE,XS(F)::R1(J),XP(f)
- R(g);::QAR1(B)
- Refutation
- S(l);XS(F)
- Try
- S(F);XB(k)
- Threat
- DUALS(3)
- Refutation
- S(l);XS(F)
- Try
- B(H);XP(f)
- Threat
- DUALS(2)
- Vars
- S(j);OGATE,XS(F)::QAR1(B),XS(j)
- P(b);::QAR2(B)
- R(g);::QAR2(B)
- R(g);::QAB1(B),XP(d)
- Refutation
- S(j);XB(H)
- Try
- B(H);XS(l)
- Threat
- DUALS(2)
- Vars
- S(j);OGATE,XS(F)::QAR1(B),XS(j)
- P(f);XP(C)::QAR2(B)
- P(f);::QAB1(B),XP(d)
- P(b);::QAR2(B)
- R(g);::QAR2(B)
- R(g);::QAB1(B),XP(d)
- Refutation
- S(j);XB(H)
- Try
- R(J);XB(k)
- Threat
- B(I)
- Vars
- S(j);N_GUARD::R1(J),XP(f)
- Refutation
- S(l);XR(J)
- Try
- P(C);XP(f)
- Threat
- DUALS(2)
- Vars
- S(j);OGATE,XS(F)::QAR1(B),XS(j)
- S(j);XB(H)::QAR2(B)
- P(b);::QAR2(B)
- R(g);::QAR2(B)
- R(g);::QAB1(B),XP(d)
- P(h);::QAR2(B),XP(h)
- Refutation
- S(j);XP(C)
- Try
- Actual
- S(F);
- Threat
- S(F)
- Vars
- K(e);P_SPINB(k),S_FLIGHT::B(I)+S(F),XP(h)
- R(g);N_GUARD::S(F),XP(h)
- B(k);::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).