MESON Chess Problem Database
Problem Display
PID: 231596 (8/8/3p1K2/4pR2/3N3Q/R2nkp2/1p3r2/1Bb1Bb2 w - - 0 1)
Fleck, Ferenc
Nepszava, 1927
#2
7 + 9
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rg2
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...e4
- 2.Qxf2#
- 1...d5
- 2.Rxe5#
- 1...Rc2
- Tries
- 1.Ke6?
- 1...e4
- 2.Qxf2#
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rg2
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...d5
- 2.Rxe5#
- 1...exd4!
- 1...e4
- 1.Kg6?
- 1...exd4
- 2.Qe7#
- 1...e4
- 2.Qxf2#
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...d5
- 2.Rxe5#
- 1...Rg2+!
- 1...exd4
- 1.Ke7?
- 1...e4
- 2.Qxf2#
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rg2
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...d5
- 2.Rxe5#
- 1...exd4!
- 1...e4
- 1.Kg7?
- 1...exd4
- 2.Qe7#
- 1...e4
- 2.Qxf2#
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...d5
- 2.Rxe5#
- 1...Rg2+!
- 1...exd4
- 1.Bxd3?
- threat
- 2.Bxf1#
- 2.Be2#
- 2.Qxf2#
- 2.Qe4#
- 1...exd4
- 2.Qxf2#
- 2.Qg5#
- 2.Qe4#
- 2.Qf4#
- 2.Qh6#
- 1...e4
- 2.Qxf2#
- 2.Qxe4#
- 1...b1Q
- 2.Qxf2#
- 2.Qe4#
- 1...b1S
- 2.Qxf2#
- 2.Qe4#
- 1...b1B
- 2.Qxf2#
- 2.Qe4#
- 1...b1R
- 2.Qxf2#
- 2.Qe4#
- 1...Rc2
- 2.Sxc2#
- 2.Rxf3#
- 2.Qe4#
- 1...Rd2
- 2.Rxf3#
- 2.Qe4#
- 1...Re2
- 2.Bb1#
- 2.Bc2#
- 2.Bxe2#
- 2.Bc4#
- 2.Bb5#
- 2.Ba6#
- 2.Rxf3#
- 2.Qe4#
- 1...Rg2
- 2.Bxf1#
- 2.Be2#
- 2.Rxf3#
- 2.Qe4#
- 1...Rh2
- 2.Bxf1#
- 2.Be2#
- 2.Rxf3#
- 2.Qe4#
- 1...Bd2
- 2.Sc2#
- 2.Bxf2#
- 2.Qxf2#
- 2.Qe4#
- 1...Be2
- 2.Sc2#
- 2.Bxe2#
- 2.Qxf2#
- 2.Qe4#
- 1...Bg2
- 2.Bb1#
- 2.Bf1#
- 2.Bc2#
- 2.Be2#
- 2.Bc4#
- 2.Bb5#
- 2.Ba6#
- 2.Qxf2#
- 2.Qe4#
- 1...Bh3
- 2.Bb1#
- 2.Bf1#
- 2.Bc2#
- 2.Be2#
- 2.Bc4#
- 2.Bb5#
- 2.Ba6#
- 2.Qxf2#
- 2.Qe4#
- 1...d5
- 2.Bxf1#
- 2.Be2#
- 2.Rxe5#
- 2.Qxf2#
- 1...Bxd3!
- threat
- 1.Rb3?
- 1...e4
- 2.Qxf2#
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rg2
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...d5
- 2.Rxe5#
- 1...exd4!
- 1...e4
- 1.Rc3?
- 1...e4
- 2.Qxf2#
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rg2
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...d5
- 2.Rxe5#
- 1...exd4!
- 1...e4
- 1.Ke6?
- Keys
- 1.Kf7!
- 1...exd4
- 2.Qe7#
- 1...e4
- 2.Qxf2#
- 1...Rc2
- 2.Rxf3#
- 1...Rd2
- 2.Rxf3#
- 1...Re2
- 2.Rxd3#
- 2.Rxf3#
- 1...Rg2
- 2.Rxf3#
- 1...Rh2
- 2.Rxf3#
- 1...Bd2
- 2.Bxf2#
- 1...Be2
- 2.Sc2#
- 1...Bg2
- 2.Rxd3#
- 1...Bh3
- 2.Rxd3#
- 1...d5
- 2.Rxe5#
- 1...exd4
- 1.Kf7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- P(h);SBLOCK::QAB1(E),XR(d)
- P(i);N_GUARD::R(F),XP(h)
- Tries
- Try
- K(G);P-FLIGHT
- Vars
- P(h);SBLOCK::QAB1(E),XR(d)
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- B(b);N_GUARD,P_PINR(F)::R1(C),XS(e)
- P(i);N_GUARD::R(F),XP(h)
- Refutation
- P(h);XS(D)
- Try
- K(G);P-FLIGHT
- Vars
- P(h);OGATEB,SBLOCK,XS(D)::QAR(E)
- P(h);SBLOCK::QAB1(E),XR(d)
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- P(i);N_GUARD::R(F),XP(h)
- Refutation
- R(d);CHECK
- Try
- K(G);S_FLIGHT
- Vars
- P(h);SBLOCK::QAB1(E),XR(d)
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- P(i);N_GUARD::R(F),XP(h)
- Refutation
- P(h);XS(D)
- Try
- K(G);S_FLIGHT
- Vars
- P(h);OGATEB,SBLOCK,XS(D)::QAR(E)
- P(h);SBLOCK::QAB1(E),XR(d)
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- P(i);N_GUARD::R(F),XP(h)
- Refutation
- R(d);CHECK
- Try
- B(A);XS(e)
- Threat
- DUALS(4)
- Refutation
- B(b);P_SPINB(b),XB(A)
- Try
- R(C);
- Vars
- P(h);SBLOCK::QAB1(E),XR(d)
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- P(i);N_GUARD::R(F),XP(h)
- Refutation
- P(h);XS(D)
- Try
- R(C);
- Vars
- P(h);SBLOCK::QAB1(E),XR(d)
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- P(i);N_GUARD::R(F),XP(h)
- Refutation
- P(h);XS(D)
- Try
- Actual
- K(G);P-FLIGHT
- Vars
- P(h);OGATEB,SBLOCK,XS(D)::QAR(E)
- P(h);SBLOCK::QAB1(E),XR(d)
- R(d);N_GUARD::R1(F),XP(g)
- B(a);SBLOCK::B(B),XR(d)
- B(b);SBLOCK,S_CUTR(d)::S(D)
- B(b);N_GUARD::R1(C),XS(e)
- P(i);N_GUARD::R(F),XP(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).