MESON Chess Problem Database
Problem Display
PID: 186886 (3n4/3r3b/2B5/pR2N3/2Pk1P2/QnN4R/1r2PK2/b1B5 w - - 0 1)
Heyl, Peter
Freie Presse, 2000
(First published on Fri Dec 15 2000)
#2
11 + 8
| 15391 | Problemschach-Jahrbuch (2000) | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rxe2+
- 2.Sxe2#
- 1...Rd5
- 2.Rxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Ra7
- 2.Rd5#
- 2.Qd6#
- 1...Rb7
- 2.Rd5#
- 2.Qd6#
- 1...Rc7
- 2.Rd5#
- 2.Qd6#
- 1...Re7
- 2.Rd5#
- 2.Qd6#
- 1...Rf7
- 2.Rd5#
- 2.Qd6#
- 1...Rg7
- 2.Rd5#
- 2.Qd6#
- 1...Bd3
- 2.Rxd3#
- 1...Bg8
- 2.Rd3#
- 1...Sxc1
- 2.Qc5#
- 1...Sd2
- 2.Qc5#
- 2.e3#
- 1...Sc5
- 2.Be3#
- 2.Qxc5#
- 1...Rxe2+
- Tries
- 1.Rxb3?
- threat
- 2.Sb5#
- 2.Be3#
- 1...Rxe2+
- 2.Sxe2#
- 1...Sxc6
- 2.Be3#
- 1...Rd2
- 2.Sb5#
- 1...Rd5
- 2.Be3#
- 1...Rb7
- 2.Be3#
- 2.Qd6#
- 1...Rxb3!
- threat
- 1.Rxa5?
- threat
- 2.Sb5#
- 1...Rxe2+
- 2.Sxe2#
- 1...Sxc1
- 2.Qc5#
- 1...Sxa5
- 2.Be3#
- 1...Rd5
- 2.Rxd5#
- 1...Rb7
- 2.Rd5#
- 2.Qd6#
- 1...Sd2
- 2.Qc5#
- 2.e3#
- 1...Sc5
- 2.Be3#
- 2.Qxc5#
- 1...Sxc6!
- threat
- 1.Rb7?
- threat
- 2.Sb5#
- 2.Rxd7#
- 1...Rxe2+
- 2.Sxe2#
- 1...Rxb7
- 2.Qd6#
- 1...Sxc1
- 2.Rxd7#
- 1...Sxc6
- 2.Rxd7#
- 1...Sxb7
- 2.Sb5#
- 1...Bd3
- 2.Sb5#
- 2.Rxd3#
- 1...Rd6
- 2.Sb5#
- 2.Qxd6#
- 1...Rc7
- 2.Sb5#
- 2.Qd6#
- 1...Re7
- 2.Sb5#
- 2.Qd6#
- 1...Rf7
- 2.Sb5#
- 2.Qd6#
- 1...Rg7
- 2.Sb5#
- 2.Qd6#
- 1...Be4
- 2.Sb5#
- 1...Bf5
- 2.Sb5#
- 1...Bg8
- 2.Sb5#
- 2.Rd3#
- 1...Sd2
- 2.Rxd7#
- 2.e3#
- 1...Sc5
- 2.Be3#
- 1...Sf7
- 2.Sb5#
- 1...Rd5!
- threat
- 1.Qxb2?
- threat
- 2.Be3#
- 2.e3#
- 1...Sxc1
- 2.e3#
- 1...Sd2
- 2.e3#
- 1...Bxb2!
- threat
- 1.Qb4?
- threat
- 2.Sf3#
- 2.Be3#
- 1...Rxe2+
- 2.Sxe2#
- 1...Sxc1
- 2.Sf3#
- 2.Qc5#
- 1...Rd2
- 2.Sf3#
- 1...Be4
- 2.Be3#
- 1...Sd2
- 2.Qc5#
- 2.e3#
- 1...axb4!
- threat
- 1.Qxb3?
- threat
- 2.Sf3#
- 2.Be3#
- 1...Rxe2+
- 2.Sxe2#
- 1...Rd2
- 2.Sf3#
- 1...Be4
- 2.Be3#
- 1...Rxb3!
- threat
- 1.Rxb3?
- Keys
- 1.Rc5!
- threat
- 2.Sb5#
- 1...Rxe2+
- 2.Sxe2#
- 1...Sxc1
- 2.Sf3#
- 1...Sxc5
- 2.Be3#
- 1...Sxc6
- 2.Sxc6#
- 1...Rd5
- 2.Rxd5#
- 1...Rb7
- 2.Rd5#
- 1...Sd2
- 2.e3#
- threat
- 1.Rc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- R(b);CHECK,XP(B)::S(E),XR(b)
- R(f);N_GUARD::R1(I),XR(f)
- R(f);N_GUARD::QAR2(D),XR(f)
- B(g);N_GUARD::R1(F),XB(g)
- B(g);N_GUARD::R1(F)
- S(c);N_GUARD,XB(A)::QAB1(D)
- Tries
- Try
- R(I);XS(c)
- Threat
- DUALS(2)
- Vars
- R(b);CHECK,XP(B)::S(E),XR(b)
- S(h);XB(K)::B(A)
- R(b);::S(E)
- R(f);::B(A)
- Refutation
- R(b);N_PINP(B),XR(I)
- Try
- R(I);XP(e)
- Threat
- S(E)
- Vars
- R(b);CHECK,XP(B)::S(E),XR(b)
- S(c);N_GUARD,XB(A)::QAB1(D)
- S(c);XR(I)::B(A)
- R(f);N_GUARD::R1(I),XR(f)
- Refutation
- S(h);XB(K)
- Try
- R(I);
- Threat
- DUALS(2)
- Vars
- R(b);CHECK,XP(B)::S(E),XR(b)
- R(f);N_GUARD,XR(I)::QAR2(D)
- S(c);XB(A)::R(I),XR(f)
- S(h);XB(K)::R(I),XR(f)
- S(h);XR(I)::S(E)
- B(g);::S(E)
- S(c);::B(A)
- S(h);::S(E)
- Refutation
- R(f);
- Try
- Q(D);N_SPINP(B),XR(b)
- Threat
- DUALS(2)
- Vars
- S(c);XB(A)::P(B)
- S(c);::P(B)
- Refutation
- B(a);XQ(D)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- R(b);CHECK,XP(B)::S(E),XR(b)
- R(b);::S(J)
- B(g);::B(A)
- Refutation
- P(e);XQ(D)
- Try
- Q(D);XS(c)
- Threat
- DUALS(2)
- Vars
- R(b);CHECK,XP(B)::S(E),XR(b)
- R(b);::S(J)
- B(g);::B(A)
- Refutation
- R(b);N_PINP(B),XQ(D)
- Try
- Actual
- R(I);
- Threat
- S(E)
- Vars
- R(b);CHECK,XP(B)::S(E),XR(b)
- S(c);XB(A)::S(J)
- S(c);XR(I)::B(A)
- S(h);XB(K)::S(J),XS(h)
- R(f);N_GUARD::R1(I),XR(f)
- R(f);N_GUARD::R1(I)
- S(c);N_PINP(B)::P(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).