MESON Chess Problem Database
Problem Display
PID: 267401 (8/2N2N2/2Pp1Q1B/p1n4r/RrB1k1Kn/5p2/2P2P1b/8 w - - 0 1)
Parcerisa, Jose Antonio Lopez
Zaldo MT (Problemas), 2019
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Bd3#
- 2.Bd5#
- 1...Rb2
- 2.Bd3#
- 2.Bd5#
- 1...Rb3
- 2.Bd3#
- 2.Bd5#
- 1...Rxc4
- 2.Rxc4#
- 1...Rb5
- 2.Bd3#
- 2.Bd5#
- 1...Rb6
- 2.Bd3#
- 2.Bd5#
- 1...Rb7
- 2.Bd3#
- 2.Bd5#
- 1...Rb8
- 2.Bd3#
- 2.Bd5#
- 1...Rd5
- 2.Bxd5#
- 1...Rg5+
- 2.Sxg5#
- 1...Rxh6
- 2.Sg5#
- 2.Bd5#
- 1...Bg1
- 2.Sxd6#
- 2.Qf4#
- 1...Bf4
- 2.Qxf4#
- 1...Sf5
- 2.Bd5#
- 1...Sb3
- 2.Bd3#
- 1...Sd3
- 2.Bxd3#
- 2.cxd3#
- 1...Sxa4
- 2.Bd3#
- 1...Sa6
- 2.Bd3#
- 1...Se6
- 2.Bd3#
- 1...Sb7
- 2.Bd3#
- 1...Sd7
- 2.Bd3#
- 1...Rb1
- Tries
- 1.Kxh5?
- threat
- 2.Sg5#
- 2.Bd5#
- 1...Rxc4
- 2.Sg5#
- 2.Rxc4#
- 1...Bf4
- 2.Bd5#
- 2.Qxf4#
- 1...Sf5
- 2.Bd5#
- 1...Se6
- 2.Bd3#
- 2.Bd5#
- 1...d5
- 2.Sg5#
- 2.Bxd5#
- 1...Be5!
- threat
- 1.Bf4?
- threat
- 2.Sxd6#
- 1...Rg5+
- 2.Sxg5#
- 1...Bxf4
- 2.Qxf4#
- 1...Rd5
- 2.Bxd5#
- 1...Sf5
- 2.Bd5#
- 1...Sb7
- 2.Bd3#
- 1...d5
- 2.Sd6#
- 1...Re5!
- threat
- 1.Bg5?
- threat
- 2.Bd5#
- 1...Rxg5+
- 2.Sxg5#
- 1...Rxc4
- 2.Rxc4#
- 1...d5
- 2.Bxd5#
- 1...Be5!
- threat
- 1.Rxb4?
- threat
- 2.Bd3#
- 2.Bd5#
- 1...Rg5+
- 2.Sxg5#
- 1...Rd5
- 2.Bd3#
- 2.Bxd5#
- 1...Sd3
- 2.Bxd3#
- 2.Bd5#
- 2.cxd3#
- 1...d5
- 2.Bd3#
- 2.Bxd5#
- 1...axb4!
- threat
- 1.Kxh5?
- Keys
- 1.Be3!
- threat
- 2.Qd4#
- 1...Rg5+
- 2.Sxg5#
- 1...Rxc4
- 2.Rxc4#
- 1...Rd5
- 2.Bxd5#
- 1...Re5
- 2.Sxd6#
- 1...Be5
- 2.Bd5#
- 1...Sf5
- 2.Bd5#
- 1...Sb3
- 2.Bd3#
- 1...Se6
- 2.Bd3#
- threat
- 1.Be3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(c);OGATE,P_SPINR(c),XB(D)::R(C),XR(c)
- R(h);N_GUARD::B(D),XR(h)
- R(h);CHECK,N_GUARD::S(J),XR(h)
- B(a);N_GUARD::QAR1(G),XB(a)
- S(e);S_CUTR(h)::B(D)
- S(g);N_GUARD::B(D)
- S(g);N_GUARD,XR(C)::B(D)
- Tries
- Try
- K(E);S_FLIGHT,XR(h)
- Threat
- DUALS(2)
- Vars
- S(e);::B(D)
- Refutation
- B(a);
- Try
- B(H);
- Threat
- S(J),XP(i)
- Vars
- R(h);CHECK,N_GUARD::S(J),XR(h)
- B(a);OGATE,XB(H)::QAR1(G),XB(a)
- R(h);N_GUARD::B(D),XR(h)
- S(e);S_CUTR(h)::B(D)
- S(g);N_GUARD::B(D)
- P(i);::S(J)
- Refutation
- R(h);
- Try
- B(H);
- Threat
- B(D)
- Vars
- R(h);CHECK,XB(H)::S(J),XR(h)
- R(c);OGATE,P_SPINR(c),XB(D)::R(C),XR(c)
- P(i);::B(D),XP(i)
- Refutation
- B(a);
- Try
- R(C);XR(c)
- Threat
- DUALS(2)
- Vars
- R(h);CHECK,N_GUARD::S(J),XR(h)
- Refutation
- P(f);XR(C)
- Try
- Actual
- B(H);
- Threat
- QAR1(G)
- Vars
- R(h);CHECK,N_GUARD::S(J),XR(h)
- R(c);OGATE,P_SPINR(c),XB(D)::R(C),XR(c)
- R(h);N_GUARD::B(D),XR(h)
- R(h);S_CUTB(a)::S(J),XP(i)
- B(a);S_CUTR(h)::B(D)
- S(e);S_CUTR(h)::B(D)
- S(g);N_GUARD::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).