MESON Chess Problem Database
Problem Display
PID: 150152 (1b1r4/2np1Qp1/2P1P3/2BNk1r1/6P1/4pK2/8/3R4 w - - 0 1)
Popescu, Adriana
Popescu, Pulu
The Problemist, 2013
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Rf5+
- 2.Qxf5#
- 1...Rg6
- 2.Qf5#
- 1...dxe6
- 2.Qf4#
- 1...g6
- 2.Qf6#
- 1...Rf5+
- Tries
- 1.Sxe3?
- threat
- 2.Sc4#
- 2.Bd6#
- 1...Rf5+
- 2.Qxf5#
- 1...Rxg4
- 2.Sxg4#
- 2.Bd6#
- 2.Qf5#
- 1...Sxe6
- 2.Sc4#
- 2.Rd5#
- 1...dxc6
- 2.Sc4#
- 1...dxe6
- 2.Sc4#
- 2.Qf4#
- 1...Sb5
- 2.Sc4#
- 2.Rd5#
- 1...Sd5
- 2.Sc4#
- 2.Rxd5#
- 1...Sa6
- 2.Sc4#
- 2.Rd5#
- 1...Sa8
- 2.Sc4#
- 2.Rd5#
- 1...Se8
- 2.Sc4#
- 2.Rd5#
- 1...d6
- 2.Sc4#
- 2.Bd4#
- 1...d5!
- threat
- 1.Sb6?
- threat
- 2.Sc4#
- 2.Bd6#
- 1...Rf5+
- 2.Qxf5#
- 1...Rxg4
- 2.Bd6#
- 1...Sxe6
- 2.Sc4#
- 2.Rd5#
- 1...dxc6
- 2.Sc4#
- 1...dxe6
- 2.Sc4#
- 2.Qf4#
- 1...Sb5
- 2.Sc4#
- 2.Rd5#
- 1...Sd5
- 2.Sc4#
- 2.Rxd5#
- 1...Sa6
- 2.Sc4#
- 2.Rd5#
- 1...Sa8
- 2.Sc4#
- 2.Rd5#
- 1...Se8
- 2.Sc4#
- 2.Rd5#
- 1...d6
- 2.Sc4#
- 2.Bd4#
- 1...d5!
- threat
- 1.Sxc7?
- threat
- 2.Bd6#
- 2.Rd5#
- 2.Qf4#
- 1...Rf5+
- 2.Qxf5#
- 1...Rxg4
- 2.Bd6#
- 2.Rd5#
- 1...dxc6
- 2.Qf4#
- 1...dxe6
- 2.Qxe6#
- 2.Qf4#
- 1...d5
- 2.Qf4#
- 1...Rf8
- 2.Bd6#
- 2.Rd5#
- 1...d6
- 2.Bd4#
- 2.Rd5#
- 2.Qf4#
- 1...Bxc7!
- threat
- 1.Se7?
- threat
- 2.Bd6#
- 1...Rf5+
- 2.Qxf5#
- 1...Sxe6
- 2.Rd5#
- 1...dxc6
- 2.Sxc6#
- 1...dxe6
- 2.Qf4#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sa6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...d6
- 2.Bd4#
- 1...d5!
- threat
- 1.Qxg7+?
- 1...Kxe6
- 2.Sf4#
- 2.Qf6#
- 2.Qe7#
- 1...Rxg7!
- 1...Kxe6
- 1.Sxe3?
- Keys
- 1.Sb4!
- threat
- 2.Bd6#
- 1...Rf5+
- 2.Qxf5#
- 1...Sxe6
- 2.Rd5#
- 1...dxc6
- 2.Sxc6#
- 1...dxe6
- 2.Qf4#
- 1...d5
- 2.Sd3#
- 1...Sb5
- 2.Rd5#
- 1...Sd5
- 2.Sd3#
- 2.Rxd5#
- 1...Sa6
- 2.Rd5#
- 1...Sa8
- 2.Rd5#
- 1...Se8
- 2.Rd5#
- 1...d6
- 2.Bd4#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 2
- Sets
- R(c);CHECK,N_GUARD::QAR1(H),XR(c)
- R(c);N_GUARD::QAR1(H)
- P(e);SBLOCK,XP(G)::QAB1(H)
- P(f);N_GUARD::QAB1(H)
- Tries
- Try
- S(E);XP(a)
- Threat
- DUALS(2)
- Vars
- R(c);CHECK,N_GUARD::QAR1(H),XR(c)
- P(e);XP(F)::S(E)
- Refutation
- P(e);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- R(c);CHECK,N_GUARD::QAR1(H),XR(c)
- R(c);XP(C)::B(D)
- P(e);XP(F)::S(E)
- Refutation
- P(e);
- Try
- S(E);XS(d)
- Threat
- DUALS(3)
- Vars
- R(c);CHECK,N_GUARD::QAR1(H),XR(c)
- P(e);XP(F)::QAB1(H)
- P(e);::QAB1(H)
- Refutation
- B(g);XS(E)
- Try
- S(E);
- Threat
- B(D)
- Vars
- R(c);CHECK,N_GUARD::QAR1(H),XR(c)
- S(d);N_GUARD,XP(G)::R1(A)
- P(e);XP(F)::S(E),XP(e)
- P(e);SBLOCK,XP(G)::QAB1(H)
- S(d);N_GUARD::R1(A)
- S(d);N_GUARD::R1(A),XS(d)
- P(e);SBLOCK::B(D)
- Refutation
- P(e);
- Try
- Q(H);CHECK,XP(f)
- Refutation
- R(c);XQ(H)
- Try
- Actual
- S(E);
- Threat
- B(D)
- Vars
- R(c);CHECK,N_GUARD::QAR1(H),XR(c)
- S(d);N_GUARD,XP(G)::R1(A)
- P(e);XP(F)::S(E),XP(e)
- P(e);SBLOCK,XP(G)::QAB1(H)
- P(e);SBLOCK::S(E)
- S(d);N_GUARD::R1(A)
- P(e);SBLOCK::B(D)
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).