MESON Chess Problem Database
Problem Display
PID: 21550 (6Kn/1p1PNPN1/2BB1p1b/4R3/2pk1r1p/Q1R3pq/5pb1/4nr2 w - - 0 1)
Fink, Adolf Jay
1st Prize, Los Angeles Examiner, 1919
#2
10 + 14
| 3360 | Simple Two-move Themes | 1924 |
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
SOLUTION
- SOUND
- Sets
- 1...Qe6
- 2.Sxe6#
- 1...Qh1
- 2.Se6#
- 1...Qh2
- 2.Se6#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rd5#
- 1...Rg4
- 2.Sf5#
- 1...Rf5
- 2.Se6#
- 1...fxe5
- 2.Bc5#
- 1...f5
- 2.Se6#
- 1...Qe6
- Tries
- 1.Sef5+?
- 1...Rxf5
- 2.Se6#
- 1...Qxf5!
- 1...Rxf5
- 1.Bb5?
- threat
- 2.Rxc4#
- 1...Qe6
- 2.Sxe6#
- 1...Bd5!
- threat
- 1.Bd5?
- threat
- 2.Rxc4#
- 1...b5
- 2.Sc6#
- 1...Bxd5!
- threat
- 1.Rc1?
- threat
- 2.Qc3#
- 2.Qe3#
- 1...fxe5
- 2.Bc5#
- 2.Qc3#
- 1...c3
- 2.Qxc3#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rd5#
- 2.Qc3#
- 1...Rg4
- 2.Sf5#
- 2.Qc3#
- 1...Rf5
- 2.Se6#
- 2.Qc3#
- 1...Be4
- 2.Qc3#
- 1...Sd3
- 2.Qc3#
- 1...Sc2!
- threat
- 1.Rc2?
- threat
- 2.Qc3#
- 2.Qe3#
- 1...fxe5
- 2.Bc5#
- 2.Qc3#
- 1...c3
- 2.Qxc3#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rd5#
- 2.Qc3#
- 1...Rg4
- 2.Sf5#
- 2.Qc3#
- 1...Rf5
- 2.Se6#
- 2.Qc3#
- 1...Be4
- 2.Qc3#
- 1...Sd3
- 2.Qc3#
- 1...Sxc2!
- threat
- 1.Rd3+?
- 1...cxd3
- 2.Qb4#
- 2.Qc5#
- 1...Sxd3!
- 1...cxd3
- 1.Rce3?
- threat
- 2.Bc5#
- 2.Qc5#
- 2.Qc3#
- 1...c3
- 2.Qb4#
- 2.Qc5#
- 2.Qxc3#
- 2.Qa4#
- 1...Re4
- 2.Rd5#
- 2.Qc5#
- 2.Qc3#
- 1...Be4
- 2.Qc5#
- 2.Qc3#
- 1...b6
- 2.Qc3#
- 1...Sd3!
- threat
- 1.Rf3?
- threat
- 2.Qc5#
- 2.Qc3#
- 2.Qe3#
- 1...Rxf3
- 2.Re4#
- 1...Bxf3
- 2.Qe3#
- 1...Sxf3
- 2.Qe3#
- 1...c3
- 2.Qb4#
- 2.Qc5#
- 2.Qxc3#
- 2.Qa4#
- 1...Re4
- 2.Rxe4#
- 2.Rd5#
- 2.Qc5#
- 2.Qc3#
- 1...Rg4
- 2.Sf5#
- 2.Qc5#
- 2.Qc3#
- 1...Rf5
- 2.Se6#
- 2.Re4#
- 2.Qc5#
- 2.Qc3#
- 1...Sc2
- 2.Qc5#
- 2.Qc3#
- 1...b6
- 2.Qc3#
- 2.Qe3#
- 1...Sd3!
- threat
- 1.Rd5+?
- 1...Ke4
- 2.Re3#
- 2.Rxc4#
- 1...Bxd5!
- 1...Ke4
- 1.Sef5+?
- Keys
- 1.Qc1!
- threat
- 2.Qe3#
- 1...Sc2
- 2.Qd2#
- 1...Sd3
- 2.Rxc4#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rd5#
- 1...Rg4
- 2.Sf5#
- 1...Rf5
- 2.Se6#
- threat
- 1.Qc1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- Q(f);N_GUARD,P_PINP(H)::S(I),XQ(f)
- Q(f);N_GUARD::S(I)
- R(i);N_GUARD,S_CUTB(d)::R1(C)
- R(i);SBLOCK,S_CUTB(d)::R1(C)
- R(i);N_GUARD,P_PINS(I),S_CUTQ(f)::S(G)
- R(i);S_CUTQ(f)::S(I)
- P(k);SBLOCK,XR(C)::B(E)
- P(k);S_CUTQ(f)::S(I)
- Tries
- Try
- S(G);CHECK
- Vars
- R(i);XS(G)::S(I)
- Refutation
- Q(f);XS(G)
- Try
- B(D);
- Threat
- R1(B),XP(g)
- Vars
- Q(f);N_GUARD,P_PINP(H)::S(I),XQ(f)
- Refutation
- B(d);P_PINP(H)
- Try
- B(D);
- Threat
- R1(B),XP(g)
- Vars
- P(m);N_GUARD::S(G)
- Refutation
- B(d);P_PINP(H),XB(D)
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- P(g);::QAB1(A),XP(g)
- R(i);N_GUARD,S_CUTB(d)::R1(C)
- B(d);::QAB1(A)
- S(a);::QAB1(A)
- Refutation
- S(a);
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- P(g);::QAB1(A),XP(g)
- R(i);N_GUARD,S_CUTB(d)::R1(C)
- B(d);::QAB1(A)
- S(a);::QAB1(A)
- Refutation
- S(a);XR(B)
- Try
- R(B);CHECK
- Refutation
- S(a);XR(B)
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- P(m);::QAB1(A)
- Refutation
- S(a);
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- R(i);N_GUARD,XR(B)::R1(C)
- B(d);XR(B)::QAB1(A)
- S(a);XR(B)::QAB1(A)
- Refutation
- S(a);
- Try
- R(C);CHECK
- Refutation
- B(d);P_PINP(H),XR(C)
- Try
- Actual
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(a);N_GUARD::QAR2(A)
- S(a);SBLOCK::R1(B),XP(g)
- R(i);N_GUARD,S_CUTB(d)::R1(C)
- R(i);SBLOCK,S_CUTB(d)::R1(C)
- R(i);N_GUARD,P_PINS(I),S_CUTQ(f)::S(G)
- R(i);S_CUTQ(f)::S(I)
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).