MESON Chess Problem Database
Problem Display
PID: 8098 (3nr3/Bn1K4/2N4Q/p2kb3/8/3r1P2/6N1/2R5 w - - 0 1)
Rice, John Michael
1st Prize, Israel Ring Ty., 1995
#2
7 + 7
| 145 | StrateGems | 1999 |
| 5174 | Chess Problem Spectrum | 2003 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Se3#
- 1...Rd2
- 2.Se3#
- 1...Re3
- 2.Sxe3#
- 1...Rd4
- 2.Se3#
- 1...Re7+
- 2.Sxe7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Rh8
- 2.Se7#
- 1...Ba1
- 2.Sf4#
- 1...Bb2
- 2.Sf4#
- 1...Bd4
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bf6
- 2.Sf4#
- 1...Bg7
- 2.Sf4#
- 1...Bh8
- 2.Sf4#
- 1...Sc5+
- 2.Rxc5#
- 1...Sd6
- 2.Rc5#
- 1...Sxc6
- 2.Qxc6#
- 1...a4
- 2.Sb4#
- 1...Rd1
- Tries
- 1.Qh4?
- threat
- 2.Qc4#
- 2.Qe4#
- 1...Re7+
- 2.Sxe7#
- 1...Sc5+
- 2.Rxc5#
- 1...Rxf3
- 2.Qc4#
- 1...Rc3
- 2.Qe4#
- 1...Re3
- 2.Sxe3#
- 2.Qc4#
- 1...Rd4
- 2.Se3#
- 1...Ba1
- 2.Sf4#
- 2.Qc4#
- 1...Bb2
- 2.Sf4#
- 2.Qc4#
- 1...Bh2
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Bd4
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bd6
- 2.Qc4#
- 1...Bf6
- 2.Sf4#
- 2.Qc4#
- 1...Bc7
- 2.Qc4#
- 1...Bg7
- 2.Sf4#
- 2.Qc4#
- 1...Bb8
- 2.Qc4#
- 1...Bh8
- 2.Sf4#
- 2.Qc4#
- 1...Sd6
- 2.Rc5#
- 1...Bc3!
- threat
- 1.Qh5?
- threat
- 2.Sf4#
- 1...Re7+
- 2.Sxe7#
- 1...Sc5+
- 2.Rxc5#
- 1...Rxf3
- 2.Qxf3#
- 1...Rd4
- 2.Se3#
- 1...Rf8
- 2.Se7#
- 2.Qxe5#
- 1...Se6
- 2.Qxe5#
- 1...Rc3!
- threat
- 1.Qd6+?
- 1...Sxd6
- 2.Rc5#
- 1...Bxd6!
- 1...Sxd6
- 1.Qh4?
- Keys
- 1.Qd2!
- threat
- 2.Se3#
- 1...Re7+
- 2.Sxe7#
- 1...Sc5+
- 2.Rxc5#
- 1...Bc3
- 2.Qa2#
- 1...Ba1
- 2.Sf4#
- 1...Bb2
- 2.Sf4#
- 1...Bh2
- 2.Qxd3#
- 1...Bg3
- 2.Qxd3#
- 1...Bd4
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 2.Qxd3#
- 1...Bd6
- 2.Qxd3#
- 1...Bf6
- 2.Sf4#
- 1...Bc7
- 2.Qxd3#
- 1...Bg7
- 2.Sf4#
- 1...Bb8
- 2.Qxd3#
- 1...Bh8
- 2.Sf4#
- threat
- 1.Qd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 11
- Sets
- R(a);N_GUARD::S(B)
- R(a);N_GUARD::S(B),XR(a)
- R(g);CHECK,N_GUARD::S(D),XR(g)
- R(g);N_GUARD::S(D)
- B(d);N_GUARD::S(B)
- B(d);N_GUARD::S(B),XB(d)
- S(e);CHECK,N_GUARD::R1(A),XS(e)
- S(e);N_GUARD::R1(A)
- S(f);OGATE,XS(D)::QAB1(E),XS(f)
- P(b);N_GUARD::S(D)
- Tries
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- R(g);CHECK,N_GUARD::S(D),XR(g)
- S(e);CHECK,N_GUARD::R1(A),XS(e)
- R(a);XP(C)::QAB1(E)
- R(a);::QAB1(E)
- R(a);N_GUARD::S(B)
- B(d);::QAB1(E)
- B(d);N_GUARD::S(B)
- B(d);N_GUARD::S(B),XB(d)
- S(e);N_GUARD::R1(A)
- Refutation
- B(d);
- Try
- Q(E);P_PINB(d)
- Threat
- S(B)
- Vars
- R(g);CHECK,N_GUARD::S(D),XR(g)
- S(e);CHECK,N_GUARD::R1(A),XS(e)
- R(a);OGATE,XP(C)::QAB(E),XR(a)
- R(a);N_GUARD::S(B)
- S(f);S_CUTR(g)::QAR1(E),XB(d)
- Refutation
- R(a);
- Try
- Q(E);CHECK
- Vars
- S(e);XQ(E)::R1(A)
- Refutation
- B(d);XQ(E)
- Try
- Actual
- Q(E);P_PINR(a)
- Threat
- S(B)
- Vars
- R(g);CHECK,N_GUARD::S(D),XR(g)
- S(e);CHECK,N_GUARD::R1(A),XS(e)
- B(d);::QAB(E)
- B(d);N_GUARD::S(B)
- B(d);N_GUARD::QAR2(E),XR(a)
- B(d);N_GUARD,N_SPINR(a)::S(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).