MESON Chess Problem Database
Problem Display
PID: 65219 (7q/1BNp1r2/2rB4/7p/1PNkpP2/8/Q1PP4/K4b2 w - - 0 1)
Satanovsky, Mikhail S
StrateGems, 2006
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Qe5
- 2.Bxe5#
- 1...Qh6
- 2.Be5#
- 1...Qh7
- 2.Be5#
- 1...Qa8
- 2.Be5#
- 1...Qb8
- 2.Be5#
- 1...Qc8
- 2.Be5#
- 1...Qd8
- 2.Be5#
- 1...Qf8
- 2.Be5#
- 1...Qg8
- 2.Be5#
- 1...Rxc4
- 2.Sb5#
- 1...Rc5
- 2.Bxc5#
- 1...Ra6
- 2.Sb5#
- 2.Bc5#
- 1...Rb6
- 2.Bc5#
- 1...Rxd6
- 2.Sb5#
- 1...Rf6
- 2.Be5#
- 1...Rg7
- 2.Be5#
- 1...Bd3
- 2.c3#
- 1...Bxc4
- 2.Qb2#
- 1...Qe5
- Tries
- 1.Sb2?
- threat
- 2.Qd5#
- 1...Rxd6
- 2.c3#
- 1...Qe5
- 2.Bxe5#
- 1...Qa8
- 2.Be5#
- 1...Rc4
- 2.Sb5#
- 1...Rc5
- 2.Bxc5#
- 1...Ra6
- 2.Bc5#
- 2.c3#
- 1...Bc4
- 2.c3#
- 1...Rf5!
- threat
- 1.Sa3?
- threat
- 2.Qd5#
- 1...Rxd6
- 2.Qb2#
- 1...Qe5
- 2.Bxe5#
- 1...Rc4
- 2.Sab5#
- 2.Scb5#
- 1...Rc5
- 2.Bxc5#
- 1...Bc4
- 2.Qb2#
- 1...Rf5!
- threat
- 1.Sa5?
- threat
- 2.Qd5#
- 1...Rxd6
- 2.Qb2#
- 1...Qe5
- 2.Bxe5#
- 1...Rc4
- 2.Sb3#
- 2.Sb5#
- 1...Rc5
- 2.Bxc5#
- 1...Bc4
- 2.Qb2#
- 1...Rf5!
- threat
- 1.Se5?
- threat
- 2.Qd5#
- 1...Qxe5
- 2.Bxe5#
- 1...Rxd6
- 2.Qb2#
- 2.c3#
- 1...Rc4
- 2.Sb5#
- 1...Rc5
- 2.Bxc5#
- 1...Ra6
- 2.Bc5#
- 2.c3#
- 1...Bc4
- 2.Qb2#
- 2.c3#
- 1...Qa8!
- threat
- 1.Sb6?
- threat
- 2.Qd5#
- 1...Rxd6
- 2.Qb2#
- 1...Qe5
- 2.Bxe5#
- 1...Qa8
- 2.Be5#
- 1...Rc4
- 2.Sb5#
- 1...Rc5
- 2.Bxc5#
- 1...Bc4
- 2.Qb2#
- 1...Rf5!
- threat
- 1.Bxc6?
- threat
- 2.Sb5#
- 2.Bc5#
- 1...Bxc4
- 2.Bc5#
- 2.Qb2#
- 2.Qa7#
- 1...dxc6
- 2.Bc5#
- 1...Qe5
- 2.Bxe5#
- 1...Qb8
- 2.Bc5#
- 2.Be5#
- 1...Qf8
- 2.Sb5#
- 2.Be5#
- 1...Rf5!
- threat
- 1.Sb2?
- Keys
- 1.Se3!
- threat
- 2.Qd5#
- 1...Rxd6
- 2.Qb2#
- 1...Rf5
- 2.Sxf5#
- 1...Qe5
- 2.Bxe5#
- 1...Qa8
- 2.Be5#
- 1...Rc4
- 2.Sb5#
- 1...Rc5
- 2.Bxc5#
- 1...Ra6
- 2.Bc5#
- 1...Bc4
- 2.Qb2#
- threat
- 1.Se3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 11
- Sets
- Q(h);N_GUARD::B(H),XQ(h)
- Q(h);N_GUARD::B(H)
- Q(h);N_GUARD,P_PINQ(B)::B(H)
- R(e);XS(F)::S(J)
- R(e);N_GUARD::B(H),XR(e)
- R(e);N_GUARD::B(H)
- R(e);XB(H)::S(J)
- R(g);S_CUTQ(h)::B(H)
- B(a);SBLOCK::P(C)
- B(a);SBLOCK,XS(F)::QAB(B)
- Tries
- Try
- S(F);
- Threat
- QAR1(B)
- Vars
- R(e);N_GUARD,XB(H)::P(C)
- Q(h);N_GUARD::B(H),XQ(h)
- Q(h);N_GUARD,P_PINQ(B)::B(H)
- R(e);S_CUTB(a)::S(J)
- R(e);N_GUARD::B(H),XR(e)
- B(a);S_CUTR(e)::P(C)
- Refutation
- R(g);
- Try
- S(F);
- Threat
- QAR1(B)
- Vars
- R(e);N_GUARD,XB(H)::QAB(B)
- Q(h);N_GUARD::B(H),XQ(h)
- R(e);N_GUARD::B(H),XR(e)
- B(a);S_CUTR(e)::QAB(B)
- Refutation
- R(g);
- Try
- S(F);
- Threat
- QAR1(B)
- Vars
- R(e);N_GUARD,XB(H)::QAB(B)
- Q(h);N_GUARD::B(H),XQ(h)
- R(e);N_GUARD::B(H),XR(e)
- B(a);S_CUTR(e)::QAB(B)
- Refutation
- R(g);
- Try
- S(F);
- Threat
- QAR1(B)
- Vars
- Q(h);OGATE,XS(F)::B(H),XQ(h)
- R(e);S_CUTB(a)::S(J)
- R(e);N_GUARD::B(H),XR(e)
- Refutation
- Q(h);P_PINQ(B)
- Try
- S(F);
- Threat
- QAR1(B)
- Vars
- R(e);N_GUARD,XB(H)::QAB(B)
- Q(h);N_GUARD::B(H),XQ(h)
- Q(h);N_GUARD,P_PINQ(B)::B(H)
- R(e);S_CUTB(a)::S(J)
- R(e);N_GUARD::B(H),XR(e)
- B(a);S_CUTR(e)::QAB(B)
- Refutation
- R(g);
- Try
- B(I);XR(e)
- Threat
- DUALS(2)
- Vars
- P(f);XB(I)::B(H)
- Q(h);N_GUARD::B(H),XQ(h)
- Refutation
- R(g);
- Try
- Actual
- S(F);
- Threat
- QAR1(B)
- Vars
- R(e);N_GUARD,XB(H)::QAB(B)
- R(g);N_GUARD::S(F),XR(g)
- Q(h);N_GUARD::B(H),XQ(h)
- Q(h);N_GUARD,P_PINQ(B)::B(H)
- R(e);S_CUTB(a)::S(J)
- R(e);N_GUARD::B(H),XR(e)
- R(e);N_GUARD,P_PINQ(B)::B(H)
- B(a);S_CUTR(e)::QAB(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).