MESON Chess Problem Database
Problem Display
PID: 190079 (1r1r3n/b1N1Qpq1/6pp/R7/1P1k1ppN/1K1P4/2PP1n2/8 w - - 0 1)
Fink, Adolf Jay
The San Francisco Call, 1913
#2
9 + 12
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qe5
- 2.Qxe5#
- 1...Qf6
- 2.Qxf6#
- 1...Qf8
- 2.Qf6#
- 2.Qe5#
- 1...Qh7
- 2.Qf6#
- 2.Qe5#
- 1...Qg8
- 2.Qf6#
- 2.Qe5#
- 1...Rxb4+
- 2.Qxb4#
- 1...Rb6
- 2.Qc5#
- 1...Rb7
- 2.Qxd8#
- 1...Rd5
- 2.Rxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Qxd7#
- 1...Rc8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Re8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Rf8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Rg8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Bc5
- 2.Qxc5#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sxd3
- 2.c3#
- 1...Sh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...f3
- 2.Qe3#
- 1...g3
- 2.Sf3#
- 1...g5
- 2.Sf5#
- 1...f5
- 2.Se6#
- 2.Qxg7#
- 1...f6
- 2.Se6#
- 1...Qe5
- Tries
- 1.Ra4?
- threat
- 2.b5#
- 1...Rxb4+
- 2.Rxb4#
- 1...Sxd3
- 2.c3#
- 1...Rd6
- 2.Qxd6#
- 1...Bc5
- 2.Qxc5#
- 1...Rb5!
- threat
- 1.Rc5?
- threat
- 2.Rc4#
- 1...Bxc5
- 2.Qxc5#
- 1...Rxb4+!
- threat
- 1.Qe1?
- threat
- 2.Qxf2#
- 2.Qa1#
- 1...Sxd3
- 2.c3#
- 1...Rb5
- 2.Qa1#
- 1...Qe5
- 2.Qa1#
- 2.Qxe5#
- 1...Rd5
- 2.Rxd5#
- 2.Qa1#
- 1...Re8
- 2.Rd5#
- 2.Qa1#
- 1...Bc5
- 2.Qa1#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qa1#
- 2.Qe4#
- 1...Sh3
- 2.Qa1#
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...g3
- 2.Sf3#
- 2.Qa1#
- 1...Rxb4+!
- threat
- 1.Qe2?
- threat
- 2.Qxf2#
- 2.c3#
- 1...Sxd3
- 2.Qxd3#
- 2.c3#
- 1...Rb5
- 2.c3#
- 1...Qe5
- 2.Qxe5#
- 2.c3#
- 1...Rd5
- 2.Rxd5#
- 2.c3#
- 1...Re8
- 2.Rd5#
- 2.c3#
- 1...Bc5
- 2.c3#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 2.c3#
- 1...Sh3
- 2.Qe4#
- 2.c3#
- 1...Se4
- 2.Qxe4#
- 1...g3
- 2.Sf3#
- 2.c3#
- 1...Rxb4+!
- threat
- 1.Ra4?
- Keys
- 1.Rh5!
- 1...Rxb4+
- 2.Qxb4#
- 1...Sxd3
- 2.c3#
- 1...gxh5
- 2.Sf5#
- 1...Rb5
- 2.Sxb5#
- 1...Qe5
- 2.Qxe5#
- 1...Qf6
- 2.Qxf6#
- 1...Qf8
- 2.Qf6#
- 2.Qe5#
- 1...Qh7
- 2.Qf6#
- 2.Qe5#
- 1...Qg8
- 2.Qf6#
- 2.Qe5#
- 1...Rb6
- 2.Qc5#
- 1...Rb7
- 2.Qxd8#
- 1...Ra8
- 2.Sb5#
- 1...Rbc8
- 2.Sb5#
- 1...Rd5
- 2.Rxd5#
- 1...Rd6
- 2.Qxd6#
- 1...Rd7
- 2.Qxd7#
- 1...Rdc8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Re8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Rf8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Rg8
- 2.Rd5#
- 2.Qd6#
- 2.Qd7#
- 1...Bc5
- 2.Qxc5#
- 1...Bb6
- 2.Sb5#
- 1...Sd1
- 2.Qe4#
- 1...Sh1
- 2.Qe4#
- 1...Sh3
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...f3
- 2.Qe3#
- 1...g3
- 2.Sf3#
- 1...g5
- 2.Sf5#
- 1...f5
- 2.Qxg7#
- 1...f6
- 2.Se6#
- 1...Rxb4+
- 1.Rh5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Q(i);N_GUARD::QAB1(I),XQ(i)
- Q(i);N_GUARD::QAB(I),XQ(i)
- R(j);CHECK,OGATE,XP(E)::QAR2(I),XR(j)
- R(j);S_CUTB(g)::QAB1(I)
- R(j);N_GUARD::QAR(I),XR(k)
- R(k);N_GUARD::R1(G),XR(k)
- R(k);N_GUARD::QAR2(I),XR(k)
- R(k);N_GUARD::QAR(I),XR(k)
- B(g);N_GUARD::QAB1(I),XB(g)
- S(a);N_GUARD::QAR1(I)
- S(a);SBLOCK,XP(D)::P(A)
- S(a);N_GUARD::QAR1(I),XS(a)
- P(c);N_GUARD::QAB1(I)
- P(d);N_GUARD::S(F)
- P(e);N_GUARD::S(F)
- P(h);N_GUARD::S(H)
- Tries
- Try
- R(G);
- Threat
- R(G)+P(E)
- Vars
- R(j);CHECK,OGATE,P_SPINR(j),XP(E)::R(G),XR(j)
- S(a);SBLOCK,XP(D)::P(A)
- R(k);N_GUARD::QAR2(I),XR(k)
- B(g);N_GUARD::QAB1(I),XB(g)
- Refutation
- R(j);
- Try
- R(G);
- Threat
- R1(G)
- Vars
- B(g);OGATE,XR(G)::QAB1(I),XB(g)
- Refutation
- R(j);CHECK,XP(E)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- S(a);SBLOCK,XP(D)::P(A)
- R(j);::QAB(I)
- B(g);::QAB(I)
- S(a);N_GUARD::QAR1(I)
- S(a);N_GUARD::QAR1(I),XS(a)
- Refutation
- R(j);CHECK,XP(E)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- R(j);::P(A)
- B(g);::P(A)
- S(a);N_GUARD::QAR1(I)
- S(a);N_GUARD::QAR1(I),XS(a)
- Refutation
- R(j);CHECK,XP(E)
- Try
- Actual
- R(G);
- Vars
- R(j);CHECK,OGATE,XP(E)::QAR2(I),XR(j)
- S(a);SBLOCK,XP(D)::P(A)
- P(e);N_GUARD,XR(G)::S(F)
- R(j);N_GUARD::S(H),XR(j)
- Q(i);N_GUARD::QAB1(I),XQ(i)
- Q(i);N_GUARD::QAB(I),XQ(i)
- R(j);S_CUTB(g)::QAB1(I)
- R(j);N_GUARD::QAR(I),XR(k)
- R(j);N_GUARD,N_PINP(E)::S(H)
- R(k);N_GUARD::R1(G),XR(k)
- R(k);N_GUARD::QAR2(I),XR(k)
- R(k);N_GUARD::QAR(I),XR(k)
- B(g);N_GUARD::QAB1(I),XB(g)
- B(g);N_PINP(E),S_CUTR(j)::S(H)
- S(a);N_GUARD::QAR1(I)
- S(a);N_GUARD::QAR1(I),XS(a)
- P(c);N_GUARD::QAB1(I)
- P(d);N_GUARD::S(F)
- P(e);N_GUARD::S(F)
- P(h);OGATE::QAB(I),XQ(i)
- P(h);N_GUARD::S(H)
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).