MESON Chess Problem Database
Problem Display
PID: 102442 (5Q1K/6P1/p4n2/B1p1bp2/2Rppk1P/5pRP/1p1N1P2/1B6 w - - 0 1)
Pape, Edouard
L'Echiquier, 1930
#2
11 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...Sg4
- 2.Rxg4#
- 1...Sd5
- 2.Rg4#
- 1...Sh5
- 2.Rg4#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Rg4#
- 1...Se8
- 2.Rg4#
- 1...Sg8
- 2.Rg4#
- 1...d3
- 2.Rxf3#
- 1...e3
- 2.Rxf3#
- 1...Bd6
- Tries
- 1.Sb3?
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...Sg4
- 2.Rxg4#
- 1...Sd5
- 2.Rg4#
- 1...Sh5
- 2.Rg4#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Rg4#
- 1...Se8
- 2.Rg4#
- 1...Sg8
- 2.Rg4#
- 1...d3
- 2.Bd2#
- 1...e3!
- 1...Bd6
- 1.Sxe4?
- threat
- 2.Bd2#
- 1...Sxe4
- 2.Rg4#
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...Sg4
- 2.Rxg4#
- 1...Sd5
- 2.Rg4#
- 1...fxe4!
- threat
- 1.Bxe4?
- threat
- 2.Rxf3#
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...fxe4!
- threat
- 1.Bb6?
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...Sg4
- 2.Rxg4#
- 1...Sd5
- 2.Rg4#
- 1...Sh5
- 2.Rg4#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Rg4#
- 1...Se8
- 2.Rg4#
- 1...Sg8
- 2.Rg4#
- 1...d3
- 2.Rxf3#
- 1...e3
- 2.Rxf3#
- 1...a5!
- 1...Bd6
- 1.Rg5?
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...Sg4
- 2.Rxg4#
- 2.Rxf5#
- 2.Qxf5#
- 1...Sd5
- 2.Rg4#
- 2.Rxf5#
- 2.Qxf5#
- 1...Sh5
- 2.Rg4#
- 2.Rxf5#
- 2.Qxf5#
- 1...Sd7
- 2.Rg4#
- 2.Rxf5#
- 2.Qxf5#
- 1...Sh7
- 2.Rg4#
- 2.Rxf5#
- 2.Qxf5#
- 1...Se8
- 2.Rg4#
- 2.Rxf5#
- 2.Qxf5#
- 1...Sg8
- 2.Rg4#
- 2.Rxf5#
- 2.Qxf5#
- 1...e3
- 2.Rxf5#
- 1...d3!
- 1...Bd6
- 1.Ra4?
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...d3
- 2.Rxf3#
- 1...Sg4
- 2.Rxg4#
- 1...Sd5
- 2.Rg4#
- 1...Sh5
- 2.Rg4#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Rg4#
- 1...Se8
- 2.Rg4#
- 1...Sg8
- 2.Rg4#
- 1...e3
- 2.Rxf3#
- 1...c4!
- 1...Bd6
- 1.Rxc5?
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...Sg4
- 2.Rxg4#
- 1...Sd5
- 2.Rg4#
- 1...Sh5
- 2.Rg4#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Rg4#
- 1...Se8
- 2.Rg4#
- 1...Sg8
- 2.Rg4#
- 1...e3
- 2.Rxf3#
- 1...d3!
- 1...Bd6
- 1.Qxf6?
- threat
- 2.Rg4#
- 2.Qg5#
- 2.Qh6#
- 1...Bd6
- 2.Rg4#
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 2.Rg4#
- 1...Bb8
- 2.Rg4#
- 1...Bxf6!
- threat
- 1.Qd8?
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 2.Qxc7#
- 1...Bb8
- 2.Qxb8#
- 1...d3
- 2.Rxf3#
- 1...Sg4
- 2.Qg5#
- 1...Sd5
- 2.Qg5#
- 1...Sh5
- 2.Qg5#
- 1...Sd7
- 2.Qg5#
- 1...Se8
- 2.Qg5#
- 1...Sg8
- 2.Qg5#
- 1...e3
- 2.Rxf3#
- 1...Sh7!
- 1...Bd6
- 1.Sb3?
- Keys
- 1.Sf1!
- 1...Bd6
- 2.Qxd6#
- 1...Bc7
- 2.Bxc7#
- 1...Bb8
- 2.Qxb8#
- 1...Sg4
- 2.Rxg4#
- 1...Sd5
- 2.Rg4#
- 1...Sh5
- 2.Rg4#
- 1...Sd7
- 2.Rg4#
- 1...Sh7
- 2.Rg4#
- 1...Se8
- 2.Rg4#
- 1...Sg8
- 2.Rg4#
- 1...d3
- 2.Bd2#
- 1...e3
- 2.fxe3#
- 1...Bd6
- 1.Sf1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D),XS(j)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D)
- P(c);P_SPINP(d)::R1(D),XP(b)
- P(d);N_GUARD,P_SPINP(c)::R1(D),XP(b)
- Tries
- Try
- S(B);
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D),XS(j)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D)
- P(c);P_SPINP(d)::B(H)
- Refutation
- P(d);P_SPINP(c)
- Try
- S(B);XP(d)
- Threat
- B(H)
- Vars
- S(j);N_GUARD,P_PINP(I),P_SPINP(h),XS(B)::R1(D)
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D),XS(j)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D)
- Refutation
- P(h);P_SPINS(j),XS(B)
- Try
- B(A);XP(d)
- Threat
- R1(D),XP(b)
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- Refutation
- P(h);P_SPINS(j),XB(A)
- Try
- B(H);
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D),XS(j)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D)
- P(c);P_SPINP(d)::R1(D),XP(b)
- P(d);N_GUARD,P_SPINP(c)::R1(D),XP(b)
- Refutation
- P(i);
- Try
- R(D);
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- P(d);P_SPINP(c)::R1(D),XP(h)
- Refutation
- P(c);P_SPINP(d)
- Try
- R(F);
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- P(c);P_SPINP(d)::R1(D),XP(b)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D),XS(j)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D)
- P(d);N_GUARD,P_SPINP(c)::R1(D),XP(b)
- Refutation
- P(f);
- Try
- R(F);XP(f)
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D),XS(j)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D)
- P(d);N_GUARD::R1(D),XP(b)
- Refutation
- P(c);
- Try
- Q(J);P_PINP(h),XS(j)
- Threat
- DUALS(3)
- Vars
- B(g);::R1(D)
- Refutation
- B(g);N_SPINP(h),P_PINP(I),XQ(J)
- Try
- Q(J);
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- P(c);P_SPINP(d)::R1(D),XP(b)
- S(j);OGATE,P_PINP(I)::QAB1(J)
- P(d);N_GUARD,P_SPINP(c)::R1(D),XP(b)
- Refutation
- S(j);P_PINP(I)
- Try
- Actual
- S(B);
- Vars
- B(g);OGATEB::QAB(J),XB(g)
- B(g);OGATEB::B(H),XB(g)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D),XS(j)
- S(j);N_GUARD,P_PINP(I),P_SPINP(h)::R1(D)
- P(c);P_SPINP(d)::B(H)
- P(d);OGATE,P_SPINP(c)::P(C),XP(d)
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).