MESON Chess Problem Database
Problem Display
PID: 170202 (8/8/4p3/4b2p/1pK4Q/1P2k1p1/2R1P3/4BRn1 w - - 0 1)
Baumann, Hannes
Tages-Anzeiger, 1988
#2
7 + 7
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bf4
- 2.Qxf4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Qf4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sxe2
- 2.Bd2#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...g2
- 2.Bf2#
- 1...Ba1
- Tries
- 1.Bxg3?
- threat
- 2.Bf2#
- 1...Bxg3
- 2.Qd4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh3
- 2.Rf3#
- 1...Sxe2!
- threat
- 1.Bxb4?
- 1...Sxe2
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Qf4#
- 1...Bc7
- 2.Bc5#
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Bc5#
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...g2!
- 1...Sxe2
- 1.Rxg1?
- 1...g2
- 2.Bf2#
- 1...Ba1
- 2.Rxg3#
- 1...Bb2
- 2.Rxg3#
- 1...Bc3
- 2.Rxg3#
- 1...Bd4
- 2.Rxg3#
- 2.Qxd4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Rxg3#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Rxg3#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Rxg3#
- 1...Bf4!
- 1...g2
- 1.Rf4?
- threat
- 2.Re4#
- 1...Sxe2
- 2.Bd2#
- 1...Bxf4!
- threat
- 1.Rf5?
- threat
- 2.Rxe5#
- 1...Sxe2
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Qf4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...exf5!
- threat
- 1.Rf6?
- 1...Sxe2
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...g2
- 2.Bf2#
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bc7
- 2.Qd4#
- 1...Bb8
- 2.Qd4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Bxf6!
- 1...Sxe2
- 1.Rf7?
- 1...Sxe2
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...g2
- 2.Bf2#
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Bf6!
- 1...Sxe2
- 1.Rf8?
- 1...Sxe2
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...g2
- 2.Bf2#
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Bf6!
- 1...Sxe2
- 1.Ra2?
- 1...Sxe2
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...g2
- 2.Bf2#
- 1...Ba1
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Qf4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Bb2!
- 1...Sxe2
- 1.Rb2?
- 1...Sxe2
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...g2
- 2.Bf2#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Qf4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Bxb2!
- 1...Sxe2
- 1.Rd2?
- 1...Sxe2
- 2.Rd3#
- 1...Bf4
- 2.Qxf4#
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Qf4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...g2!
- 1...Sxe2
- 1.Qxg3+?
- 1...Ke4
- 2.Qd3#
- 1...Sf3
- 2.Qxf3#
- 1...Bxg3!
- 1...Ke4
- 1.Qg5+?
- 1...Bf4
- 2.Qxf4#
- 1...Ke4!
- 1...Bf4
- 1.Qg4?
- threat
- 2.Bd2#
- 1...Bf4
- 2.Qxf4#
- 1...Bc3
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 2.Qxf3#
- 1...hxg4!
- threat
- 1.Bxg3?
- Keys
- 1.Rf2!
- 1...Sxe2
- 2.Rcxe2#
- 1...gxf2
- 2.Bxf2#
- 1...Bf4
- 2.Qxf4#
- 1...g2
- 2.Bd2#
- 1...Ba1
- 2.Qf4#
- 1...Bb2
- 2.Qf4#
- 1...Bc3
- 2.Qf4#
- 1...Bd4
- 2.Qxd4#
- 2.Qf4#
- 1...Bd6
- 2.Qd4#
- 1...Bf6
- 2.Qf4#
- 1...Bc7
- 2.Qd4#
- 1...Bg7
- 2.Qf4#
- 1...Bb8
- 2.Qd4#
- 1...Bh8
- 2.Qf4#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Sxe2
- 1.Rf2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD::QAB1(G)
- B(e);N_GUARD::QAB1(G),XB(e)
- S(a);SBLOCK,XP(D)::B(A)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- P(c);N_GUARD::B(A)
- Tries
- Try
- B(A);XP(c)
- Threat
- B(A)
- Vars
- B(e);N_GUARD,XB(A)::QAB1(G)
- B(e);N_GUARD::QAB1(G),XB(e)
- S(a);N_GUARD::R1(B)
- Refutation
- S(a);XP(D)
- Try
- B(A);XP(d)
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- B(e);N_GUARD::QAB1(G),XB(e)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- Refutation
- P(c);
- Try
- R(B);XS(a)
- Vars
- P(c);N_GUARD::B(A)
- B(e);N_GUARD::R(B),XP(c)
- B(e);N_GUARD::QAB1(G)
- Refutation
- B(e);
- Try
- R(B);
- Threat
- R1(B)
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- Refutation
- B(e);XR(B)
- Try
- R(B);
- Threat
- R(B),XB(e)
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- B(e);N_GUARD::QAB1(G),XB(e)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- Refutation
- P(g);XR(B)
- Try
- R(B);
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- B(e);N_GUARD::QAB1(G),XB(e)
- P(c);N_GUARD::B(A)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- Refutation
- B(e);XR(B)
- Try
- R(B);
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- B(e);N_GUARD::QAB1(G),XB(e)
- P(c);N_GUARD::B(A)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- Refutation
- B(e);
- Try
- R(B);
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- B(e);N_GUARD::QAB1(G),XB(e)
- P(c);N_GUARD::B(A)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- Refutation
- B(e);
- Try
- R(C);
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- B(e);N_GUARD::QAB1(G),XB(e)
- P(c);N_GUARD::B(A)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- Refutation
- B(e);
- Try
- R(C);
- Vars
- S(a);SBLOCK,XP(D)::B(A)
- B(e);N_GUARD::QAB1(G),XB(e)
- P(c);N_GUARD::B(A)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- Refutation
- B(e);XR(C)
- Try
- R(C);
- Vars
- S(a);SBLOCK,XP(D)::R1(C)
- B(e);N_GUARD::QAB1(G),XB(e)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(B)
- Refutation
- P(c);
- Try
- Q(G);CHECK,XP(c)
- Vars
- K(b);OGATE,P-FLIGHT::QAB1(G)
- S(a);N_GUARD,P_SPINS(a)::QAR1(G),XS(a)
- Refutation
- B(e);XQ(G)
- Try
- Q(G);CHECK
- Vars
- B(e);N_GUARD,P_SPINB(e)::QAB1(G),XB(e)
- Refutation
- K(b);P-FLIGHT
- Try
- Q(G);
- Threat
- B(A)
- Vars
- B(e);N_GUARD::QAB1(G),XB(e)
- B(e);N_GUARD::QAB1(G)
- Refutation
- P(f);XQ(G)
- Try
- Actual
- R(B);
- Vars
- S(a);OGATE,XP(D)::R1(C),XS(a)
- P(c);OGATE,XR(B)::B(A),XP(c)
- B(e);N_GUARD::QAB1(G),XB(e)
- P(c);::B(A)
- B(e);N_GUARD::QAB1(G)
- S(a);N_GUARD::R1(B),XS(a)
- S(a);N_GUARD::R1(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).