MESON Chess Problem Database
Problem Display
PID: 39172 (8/7k/1p1pBB2/1Pbr1PK1/4Qp2/5PP1/b1R1p3/Rn6 w - - 0 1)
Isenegger, Samuel
Basler Nachrichten, 1935
#2
10 + 9
| 15257 | Kunstwerke auf 64 Feldern (1922-1966) (Ott, Kummer, Schudel) | 1968 |
| 56 | The Problemist | 2001 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Qb7#
- 1...Rd2
- 2.Qb7#
- 1...Rd3
- 2.Qb7#
- 1...Rd4
- 2.Qb7#
- 1...Re5
- 2.Qb7#
- 1...Rxf5+
- 2.Qxf5#
- 1...Bb3
- 2.Ra7#
- 1...Bc4
- 2.Ra7#
- 1...Bg1
- 2.Rc7#
- 1...Bf2
- 2.Rc7#
- 1...Ba3
- 2.Rc7#
- 1...Be3
- 2.Rc7#
- 1...Bb4
- 2.Rc7#
- 1...Bd4
- 2.Rc7#
- 1...Sd2
- 2.Rh1#
- 1...Sa3
- 2.Rh1#
- 1...Sc3
- 2.Rh1#
- 1...e1Q
- 2.Rh2#
- 1...e1S
- 2.Rh2#
- 1...e1B
- 2.Rh2#
- 1...e1R
- 2.Rh2#
- 1...fxg3
- 2.Qh4#
- 1...Rd1
- Tries
- 1.Bxd5?
- threat
- 2.Qe7#
- 1...e1Q
- 2.Rh2#
- 1...e1R
- 2.Rh2#
- 1...Bxd5!
- threat
- 1.Rxb1?
- threat
- 2.Rh1#
- 1...Rxf5+
- 2.Qxf5#
- 1...e1Q
- 2.Rh2#
- 1...e1S
- 2.Rh2#
- 1...e1B
- 2.Rh2#
- 1...e1R
- 2.Rh2#
- 1...Rd1
- 2.Qb7#
- 1...Bg1
- 2.Rc7#
- 1...Bxb1!
- threat
- 1.Raxa2?
- threat
- 2.Ra7#
- 1...Rxf5+
- 2.Qxf5#
- 1...Ba3
- 2.Rc7#
- 1...Sa3!
- threat
- 1.Rcxa2?
- threat
- 2.Ra7#
- 1...Rxf5+
- 2.Qxf5#
- 1...Sa3
- 2.Rh1#
- 1...Ba3!
- threat
- 1.Qxf4?
- threat
- 2.Qh4#
- 1...Rxf5+
- 2.Qxf5#
- 1...Be3
- 2.Rc7#
- 1...Rd4!
- threat
- 1.Bxd5?
- Keys
- 1.Qc4!
- 1...Rxf5+
- 2.Bxf5#
- 1...Bxc4
- 2.Ra7#
- 1...fxg3
- 2.Qh4#
- 1...e1Q
- 2.Rh2#
- 1...e1S
- 2.Rh2#
- 1...e1B
- 2.Rh2#
- 1...e1R
- 2.Rh2#
- 1...Rd1
- 2.Bg8#
- 1...Rd2
- 2.Bg8#
- 1...Rd3
- 2.Bg8#
- 1...Rd4
- 2.Bg8#
- 1...Re5
- 2.Bg8#
- 1...Bb3
- 2.Ra7#
- 1...Bg1
- 2.Qc7#
- 1...Bf2
- 2.Qc7#
- 1...Ba3
- 2.Qc7#
- 1...Be3
- 2.Qc7#
- 1...Bb4
- 2.Qc7#
- 1...Bd4
- 2.Qc7#
- 1...Sd2
- 2.Rh1#
- 1...Sa3
- 2.Rh1#
- 1...Sc3
- 2.Rh1#
- 1...Rxf5+
- 1.Qc4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 12
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(f);N_PINP(G),OGATE::QAR(E)
- R(f);OGATE::QAR(E)
- R(f);CHECK,OGATE,P_SPINR(f),XP(G)::QAB(E),XR(f)
- B(b);OGATE::R(A)
- B(e);OGATE::R(B)
- S(a);OGATE::R(A)
- P(c);OGATE::R(B)
- P(d);OGATE,XP(D)::QAR(E)
- Tries
- Try
- B(I);N_SPINP(G),XR(f)
- Threat
- QAR(E)
- Vars
- P(c);OGATE::R(B)
- Refutation
- B(b);XB(I)
- Try
- R(A);XS(a)
- Threat
- R(A)
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(G)::QAB(E),XR(f)
- P(c);OGATE::R(B)
- R(f);N_PINP(G),OGATE::QAR(E)
- B(e);OGATE::R(B)
- Refutation
- B(b);XR(A)
- Try
- R(A);XB(b)
- Threat
- R(A)
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(G)::QAB(E),XR(f)
- B(e);OGATE::R(B)
- Refutation
- S(a);
- Try
- R(B);XB(b)
- Threat
- R(B)
- Vars
- R(f);CHECK,OGATE,P_SPINR(f),XP(G)::QAB(E),XR(f)
- S(a);OGATE::R(A)
- Refutation
- B(e);
- Try
- Q(E);XP(d)
- Threat
- QAR(E)
- Vars
- R(f);CHECK,OGATE,XP(G)::QAB(E),XR(f)
- B(e);OGATE,P_PINQ(E)::R(B)
- Refutation
- R(f);N_PINP(G)
- Try
- Actual
- Q(E);
- Vars
- R(f);CHECK,OGATE,XP(G)::B(I),XR(f)
- B(b);OGATE,XQ(E)::R(A)
- P(d);OGATE,XP(D)::QAR(E)
- P(c);OGATE::R(B)
- R(f);N_PINP(G)::B(I)
- R(f);::B(I)
- B(b);OGATE::R(A)
- B(e);OGATE::QAR(E)
- S(a);OGATE::R(A)
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).